|
| US3958559 | 16 okt 1974 | 25 maj 1976 | New York Institute of Technology | Ultrasonic transducer |
| US3971962 | 21 sep 1972 | 27 jul 1976 | Stanford Research Institute | Linear transducer array for ultrasonic image conversion |
| US4086916 | 19 sep 1975 | 2 maj 1978 | Joseph J. Cayre | Cardiac monitor wristwatch |
| US4103677 | 16 nov 1976 | 1 aug 1978 | Commissariat a l'Energie Atomique | Ultrasonic camera |
| US4216403 | 25 jul 1978 | 5 aug 1980 | Hans List | Monoaxially oriented piezoelectric polymer transducer for measurement of mechanical values on bodies |
| US4252026 | 15 jan 1979 | 24 feb 1981 | The Commonwealth of Australia, C/-The Department of Health | Multiple line of sight ultrasonic apparatus |
| US4276779 | 29 mar 1979 | 7 jul 1981 | Raytheon Company | Dynamically focussed array |
| US4440025 | 26 jun 1981 | 3 apr 1984 | Matsushita Electric Industrial Company, Limited | Arc scan transducer array having a diverging lens |
| US4459850 | 22 sep 1981 | 17 jul 1984 | CKD Praha, oborovy podnik | Apparatus for picking-up and analyzing emitted accoustic and ultrasonic signals in hollow bodies |
| US4656384 | 18 okt 1985 | 7 apr 1987 | Siemens Aktiengesellschaft | Ultrasonic detection sensor in hybrid structure with appertaining electronic circuit |
| US4686408 | 14 nov 1986 | 11 aug 1987 | Kabushiki Kaisha Toshiba | Curvilinear array of ultrasonic transducers |
| US4690144 | 2 apr 1982 | 1 sep 1987 | Medtronic, Inc. | Wireless transcutaneous electrical tissue stimulator |
| US4747192 | 14 aug 1986 | 31 maj 1988 | Kabushiki Kaisha Toshiba | Method of manufacturing an ultrasonic transducer |
| US4860761 | 23 okt 1987 | 29 aug 1989 | Omron Tateisi Electronics Co. | Pulse wave detecting apparatus for blood pressure measurement |
| US4862895 | 17 aug 1988 | 5 sep 1989 | Omron Tateisi Electronics Co. | Electronic blood pressure meter |
| US4930511 | 11 maj 1988 | 5 jun 1990 | Lunar Radiation, Inc. | Ultrasonic densitometer device and method |
| US4966152 | 20 jul 1988 | 30 okt 1990 | Hewlett-Packard Company | Transducer |
| US5042489 | 10 okt 1990 | 27 aug 1991 | Lunar Corporation | Ultrasonic densitometer device and method |
| US5054490 | 25 apr 1989 | 8 okt 1991 | Lunar Corporation | Ultrasonic densitometer device and method |
| US5099849 | 5 mar 1990 | 31 mar 1992 | Lunar Corporation | Ultrasonic densitometer device and method |
| US5119820 | 7 okt 1991 | 9 jun 1992 | Lunar Corporation | Ultrasonic densitometer device and method |
| US5218963 | 15 okt 1991 | 15 jun 1993 | Lunar Corporation | Ultrasonic bone analysis device and method |
| US5343863 | 8 jun 1992 | 6 sep 1994 | Lunar Corporation | Ultrasonic densitometer device and method |
| US5349959 | 4 jun 1993 | 27 sep 1994 | Lunar Corporation | Ultrasonic densitometer device and method |
| US5483965 | 1 mar 1995 | 16 jan 1996 | Lunar Corporation | Ultrasonic densitometer device and method |
| US5603325 | 6 jun 1995 | 18 feb 1997 | Lunar Corporation | Ultrasonic densitometer with width compensation |
| US5615681 | 21 dec 1995 | 1 apr 1997 | Aloka Co., Ltd | Method for measuring speed of sound in tissue and tissue assessment apparatus |
| US5817018 | 27 jan 1997 | 6 okt 1998 | Aloka Co., Ltd. | Method for measuring speed of sound in tissue and tissue assessment apparatus |
| US5840029 | 4 feb 1997 | 24 nov 1998 | Lunar Corporation | Imaging ultrasonic densitometer |
| US5931684 | 19 sep 1997 | 3 aug 1999 | Hewlett-Packard Company | Compact electrical connections for ultrasonic transducers |
| US5977691 | 10 feb 1998 | 2 nov 1999 | Hewlett-Packard Company | Element interconnections for multiple aperture transducers |
| US5990598 | 23 sep 1997 | 23 nov 1999 | Hewlett-Packard Company | Segment connections for multiple elevation transducers |
| US6027449 | 9 jun 1998 | 22 feb 2000 | Lunar Corporation | Ultrasonometer employing distensible membranes |
| US6155982 | 9 apr 1999 | 5 dec 2000 | | Multiple sub-array transducer for improved data acquisition in ultrasonic imaging systems |
| US6277076 | 26 mar 1999 | 21 aug 2001 | Lunar Corporation | Ultrasonic densitometer with pre-inflated fluid coupling membranes |
| US6364837 | 28 apr 2000 | 2 apr 2002 | Lunar Corporation | Contact digital ultrasonic densitometer |
| US6491635 | 28 apr 2000 | 10 dec 2002 | Lunar Corporation | Digital ultrasonic densitometer |
| US6520914 | 21 dec 2000 | 18 feb 2003 | Lunar Corporation | Ultrasonic densitometer with pre-inflated fluid coupling membranes |