|
| US3970934 | 12 aug 1974 | 20 jul 1976 | | Printed circuit board testing means |
| US4038501 | 10 jul 1975 | 26 jul 1977 | | Apparatus and method for automatically connecting to the individual conductors of a multiconductor cable |
| US4099120 | 8 jun 1977 | 4 jul 1978 | | Probe head for testing printed circuit boards |
| US4160207 | 27 jun 1977 | 3 jul 1979 | | Printed circuit board tester with removable head |
| US4164704 | 1 nov 1976 | 14 aug 1979 | Metropolitan Circuits, Inc. | Plural probe circuit card fixture using a vacuum collapsed membrane to hold the card against the probes |
| US4183609 | 16 mar 1978 | 15 jan 1980 | | Insulator board for spring probe fixtures |
| US4209745 | 12 jun 1978 | 24 jun 1980 | Everett/Charles, Inc. | Interchangeable test head for loaded test member |
| US4311352 | 30 maj 1980 | 19 jan 1982 | DIT-MCO International Corporation | Apparatus for effecting electrical connections with multiple contact points |
| US4322682 | 21 maj 1979 | 30 mar 1982 | Everett/Charles Inc. | Vacuum actuated test head having programming plate |
| US4352061 | 24 maj 1979 | 28 sep 1982 | Fairchild Camera & Instrument Corp. | Universal test fixture employing interchangeable wired personalizers |
| US4374003 | 2 jul 1981 | 15 feb 1983 | General Dynamics, Pomona Division | Fine line circuitry probes and method of manufacture |
| US4374708 | 2 jul 1981 | 22 feb 1983 | General Dynamics, Pomona Division | Fine line circuitry probes and method of manufacture |
| US4417204 | 11 feb 1981 | 22 nov 1983 | Luther & Maelzer GmbH | Printed circuit board tester and adapter with memory |
| US4427250 | 19 jan 1981 | 24 jan 1984 | Everett/Charles Test Equipment, Inc. | Printed circuit board test fixture with compliant platen |
| US4443756 | 26 nov 1980 | 17 apr 1984 | | Apparatus and method for testing circuit boards |
| US4531799 | 9 mar 1984 | 30 jul 1985 | Raytheon Company | Electrical connector |
| US4551673 | 30 sep 1981 | 5 nov 1985 | Riba-Pruftechnik GmbH | Testing arrangement for printed circuit boards |
| US4551675 | 19 dec 1983 | 5 nov 1985 | NCR Corporation | Apparatus for testing printed circuit boards |
| US4573009 | 7 dec 1983 | 25 feb 1986 | Zehntel, Inc. | Printed circuit board test fixture with flexion means for providing registration between the test probes and the circuit board |
| US4649338 | 21 jun 1982 | 10 mar 1987 | General Dynamics, Pomona Division | Fine line circuitry probes and method of manufacture |
| US4724377 | 5 jun 1987 | 9 feb 1988 | | Apparatus for testing electrical printed circuit boards |
| US4724383 | 3 maj 1985 | 9 feb 1988 | Testsystems, Inc. | PC board test fixture |
| US4774459 | 6 nov 1986 | 27 sep 1988 | Martin Maelzer Erich Luther | Adapter for a printed circuit board testing apparatus |
| US4833402 | 4 nov 1987 | 23 maj 1989 | | Connector assembly for a circuit board testing machine, a circuit board testing machine, and a method of testing a circuit board by means of a circuit board testing machine |
| US5207585 | 31 okt 1990 | 4 maj 1993 | International Business Machines Corporation | Thin interface pellicle for dense arrays of electrical interconnects |
| US5216358 | 20 mar 1991 | 1 jun 1993 | International Market Development | Device for testing a printed circuit board |
| US5376882 | 16 sep 1992 | 27 dec 1994 | Sun Microsystems, Inc. | Method and apparatus for positioning an integrated circuit device in a test fixture |
| US5444386 | 15 jan 1993 | 22 aug 1995 | Tokyo Seimitsu Co., Ltd. | Probing apparatus having an automatic probe card install mechanism and a semiconductor wafer testing system including the same |
| US5563509 | 19 dec 1995 | 8 okt 1996 | VLSI Technology, Inc. | Adaptable load board assembly for testing ICs with different power/ground bond pad and/or pin configurations |
| US5793218 | 15 dec 1995 | 11 aug 1998 | Lear Astronics Corporation | Generic interface test adapter |
| US5811982 | 12 mar 1996 | 22 sep 1998 | International Business Machines Corporation | High density cantilevered probe for electronic devices |
| US6049214 | 5 dec 1997 | 11 apr 2000 | Nidec-Read Corporation | Universal printed circuit board inspection apparatus, and method of using same |
| US6097199 | 22 jan 1998 | 1 aug 2000 | LSI Logic Corporation | Universal decoder test board |
| US6137297 | 6 jan 1999 | 24 okt 2000 | Vertest Systemsn Corp. | Electronic test probe interface assembly and method of manufacture |
| US6147505 | 23 dec 1997 | 14 nov 2000 | Hewlett-Packard Company | Adapter arrangement for electrically testing printed circuit boards |
| US6160412 | 5 nov 1998 | 12 dec 2000 | Wentworth Laboratories, Inc. | Impedance-matched interconnection device for connecting a vertical-pin integrated circuit probing device to integrated circuit test equipment |
| US6211690 | 13 okt 1998 | 3 apr 2001 | Tessera, Inc. | Apparatus for electrically testing bare printed circuits |
| US6246247 | 18 sep 1998 | 12 jun 2001 | FormFactor, Inc. | Probe card assembly and kit, and methods of using same |
| US6255602 | 15 mar 1999 | 3 jul 2001 | Wentworth Laboratories, Inc. | Multiple layer electrical interface |
| US6437584 | 10 okt 2000 | 20 aug 2002 | Cascade Microtech, Inc. | Membrane probing system with local contact scrub |
| US6498504 | 27 aug 2001 | 24 dec 2002 | NEC Corporation | Wafer inspection device and wafer inspection method |
| US6578264 | 11 apr 2000 | 17 jun 2003 | Cascade Microtech, Inc. | Method for constructing a membrane probe using a depression |
| US6615485 | 27 dec 2001 | 9 sep 2003 | FormFactor, Inc. | Probe card assembly and kit, and methods of making same |
| US6624648 | 5 dec 2001 | 23 sep 2003 | FormFactor, Inc. | Probe card assembly |
| US6708386 | 22 mar 2001 | 23 mar 2004 | Cascade Microtech, Inc. | Method for probing an electrical device having a layer of oxide thereon |
| US6783645 | 20 feb 2002 | 31 aug 2004 | Dionex Corporation | Disposable working electrode for an electrochemical cell |
| US6825677 | 22 mar 2001 | 30 nov 2004 | Cascade Microtech, Inc. | Membrane probing system |
| US6838890 | 29 nov 2000 | 4 jan 2005 | Cascade Microtech, Inc. | Membrane probing system |
| US6838893 | 10 jun 2003 | 4 jan 2005 | FormFactor, Inc. | Probe card assembly |
| US6860009 | 22 mar 2001 | 1 mar 2005 | Cascade Microtech, Inc. | Probe construction using a recess |
| US6927585 | 20 maj 2002 | 9 aug 2005 | Cascade Microtech, Inc. | Membrane probing system with local contact scrub |
| US6930498 | 29 jul 2004 | 16 aug 2005 | Cascade Microtech, Inc. | Membrane probing system |
| US6937037 | 16 jul 2002 | 30 aug 2005 | Formfactor, et al. | Probe card assembly for contacting a device with raised contact elements |
| US6945827 | 23 dec 2002 | 20 sep 2005 | FormFactor, Inc. | Microelectronic contact structure |
| US7061257 | 12 jul 2004 | 13 jun 2006 | FormFactor, Inc. | Probe card assembly |
| US7064566 | 16 mar 1998 | 20 jun 2006 | FormFactor, Inc. | Probe card assembly and kit |
| US7086149 | 30 apr 2001 | 8 aug 2006 | FormFactor, Inc. | Method of making a contact structure with a distinctly formed tip structure |
| US7109731 | 17 jun 2005 | 19 sep 2006 | Cascade Microtech, Inc. | Membrane probing system with local contact scrub |
| US7122760 | 25 nov 2002 | 17 okt 2006 | FormFactor, Inc. | Using electric discharge machining to manufacture probes |
| US7148711 | 3 jun 2005 | 12 dec 2006 | Cascade Microtech, Inc. | Membrane probing system |
| US7161363 | 18 maj 2004 | 9 jan 2007 | Cascade Microtech, Inc. | Probe for testing a device under test |
| US7178236 | 16 apr 2003 | 20 feb 2007 | Cascade Microtech, Inc. | Method for constructing a membrane probe using a depression |
| US7233160 | 19 nov 2001 | 19 jun 2007 | Cascade Microtech, Inc. | Wafer probe |
| US7266889 | 14 jan 2005 | 11 sep 2007 | Cascade Microtech, Inc. | Membrane probing system |
| US7271603 | 28 mar 2006 | 18 sep 2007 | Cascade Microtech, Inc. | Shielded probe for testing a device under test |
| US7285969 | 5 mar 2007 | 23 okt 2007 | Cascade Microtech, Inc. | Probe for combined signals |
| US7304488 | 1 dec 2006 | 4 dec 2007 | Cascade Microtech, Inc. | Shielded probe for high-frequency testing of a device under test |
| US7352196 | 13 jun 2006 | 1 apr 2008 | FormFactor, Inc. | Probe card assembly and kit |
| US7355420 | 19 aug 2002 | 8 apr 2008 | Cascade Microtech, Inc. | Membrane probing system |
| US7368927 | 5 jul 2005 | 6 maj 2008 | Cascade Microtech, Inc. | Probe head having a membrane suspended probe |
| US7385407 | 12 maj 2006 | 10 jun 2008 | Aehr Test Systems | Assembly for electrically connecting a test component to a testing machine for testing electrical circuits on the test component |
| US7400155 | 3 feb 2004 | 15 jul 2008 | Cascade Microtech, Inc. | Membrane probing system |
| US7403025 | 23 aug 2006 | 22 jul 2008 | Cascade Microtech, Inc. | Membrane probing system |
| US7403028 | 22 feb 2007 | 22 jul 2008 | Cascade Microtech, Inc. | Test structure and probe for differential signals |
| US7417446 | 22 okt 2007 | 26 aug 2008 | Cascade Microtech, Inc. | Probe for combined signals |
| US7420381 | 8 sep 2005 | 2 sep 2008 | Cascade Microtech, Inc. | Double sided probing structures |
| US7427868 | 21 dec 2004 | 23 sep 2008 | Cascade Microtech, Inc. | Active wafer probe |
| US7436194 | 24 okt 2007 | 14 okt 2008 | Cascade Microtech, Inc. | Shielded probe with low contact resistance for testing a device under test |
| US7443186 | 9 mar 2007 | 28 okt 2008 | Cascade Microtech, Inc. | On-wafer test structures for differential signals |
| US7449899 | 24 apr 2006 | 11 nov 2008 | Cascade Microtech, Inc. | Probe for high frequency signals |
| US7453276 | 18 sep 2007 | 18 nov 2008 | Cascade Microtech, Inc. | Probe for combined signals |
| US7456646 | 18 okt 2007 | 25 nov 2008 | Cascade Microtech, Inc. | Wafer probe |
| US7482823 | 24 okt 2007 | 27 jan 2009 | Cascade Microtech, Inc. | Shielded probe for testing a device under test |
| US7488917 | 17 okt 2006 | 10 feb 2009 | FormFactor, Inc. | Electric discharge machining of a probe array |
| US7489149 | 24 okt 2007 | 10 feb 2009 | Cascade Microtech, Inc. | Shielded probe for testing a device under test |
| US7492175 | 10 jan 2008 | 17 feb 2009 | Cascade Microtech, Inc. | Membrane probing system |
| US7495461 | 18 okt 2007 | 24 feb 2009 | Cascade Microtech, Inc. | Wafer probe |
| US7498829 | 19 okt 2007 | 3 mar 2009 | Cascade Microtech, Inc. | Shielded probe for testing a device under test |
| US7501842 | 19 okt 2007 | 10 mar 2009 | Cascade Microtech, Inc. | Shielded probe for testing a device under test |
| US7504842 | 11 apr 2007 | 17 mar 2009 | Cascade Microtech, Inc. | Probe holder for testing of a test device |
| US7511520 | 20 aug 2007 | 31 mar 2009 | Micron Technology, Inc. | Universal wafer carrier for wafer level die burn-in |
| US7514944 | 10 mar 2008 | 7 apr 2009 | Cascade Microtech, Inc. | Probe head having a membrane suspended probe |
| US7518387 | 27 sep 2007 | 14 apr 2009 | Cascade Microtech, Inc. | Shielded probe for testing a device under test |
| US7533462 | 1 dec 2006 | 19 maj 2009 | Cascade Microtech, Inc. | Method of constructing a membrane probe |
| US7535247 | 18 jan 2006 | 19 maj 2009 | Cascade Microtech, Inc. | Interface for testing semiconductors |
| US7541821 | 29 aug 2007 | 2 jun 2009 | Cascade Microtech, Inc. | Membrane probing system with local contact scrub |
| US7609077 | 11 jun 2007 | 27 okt 2009 | Cascade Microtech, Inc. | Differential signal probe with integral balun |
| US7616016 | 1 apr 2008 | 10 nov 2009 | FormFactor, Inc. | Probe card assembly and kit |
| US7619419 | 28 apr 2006 | 17 nov 2009 | Cascade Microtech, Inc. | Wideband active-passive differential signal probe |
| US7656172 | 18 jan 2006 | 2 feb 2010 | Cascade Microtech, Inc. | System for testing semiconductors |
| US7681312 | 31 jul 2007 | 23 mar 2010 | Cascade Microtech, Inc. | Membrane probing system |
| US7688097 | 26 apr 2007 | 30 mar 2010 | Cascade Microtech, Inc. | Wafer probe |
| US7723999 | 22 feb 2007 | 25 maj 2010 | Cascade Microtech, Inc. | Calibration structures for differential signal probing |
| US7731546 | 16 sep 2005 | 8 jun 2010 | FormFactor, Inc. | Microelectronic contact structure |
| US7750652 | 11 jun 2008 | 6 jul 2010 | Cascade Microtech, Inc. | Test structure and probe for differential signals |
| US7759953 | 14 aug 2008 | 20 jul 2010 | Cascade Microtech, Inc. | Active wafer probe |
| US7761983 | 18 okt 2007 | 27 jul 2010 | Cascade Microtech, Inc. | Method of assembling a wafer probe |
| US7761986 | 10 nov 2003 | 27 jul 2010 | Cascade Microtech, Inc. | Membrane probing method using improved contact |
| US7764072 | 22 feb 2007 | 27 jul 2010 | Cascade Microtech, Inc. | Differential signal probing system |
| US7786744 | 18 dec 2008 | 31 aug 2010 | King Yuan Electronics Co., Ltd. | Probe card assembly and test probes therein |
| US7876114 | 7 aug 2008 | 25 jan 2011 | Cascade Microtech, Inc. | Differential waveguide probe |
| US7888957 | 6 okt 2008 | 15 feb 2011 | Cascade Microtech, Inc. | Probing apparatus with impedance optimized interface |
| US7893704 | 20 mar 2009 | 22 feb 2011 | Cascade Microtech, Inc. | Membrane probing structure with laterally scrubbing contacts |
| US7898273 | 17 feb 2009 | 1 mar 2011 | Cascade Microtech, Inc. | Probe for testing a device under test |
| US7898281 | 12 dec 2008 | 1 mar 2011 | Cascade Mircotech, Inc. | Interface for testing semiconductors |
| US7940069 | 15 dec 2009 | 10 maj 2011 | Cascade Microtech, Inc. | System for testing semiconductors |
| US8013623 | 3 jul 2008 | 6 sep 2011 | Cascade Microtech, Inc. | Double sided probing structures |