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| US4525177 | 3 mar 1983 | 25 jun 1985 | | Method of making coated abrasive disc |
| US4931069 | 30 okt 1987 | 5 jun 1990 | | Abrasive tool with improved swarf clearance and method of making |
| US4960442 | 14 mar 1989 | 2 okt 1990 | Norddeutsche Schleifmittel-Industrie Christiansen & Co (GmbH & Co) | Flexible grinding tool |
| US4964884 | 14 mar 1989 | 23 okt 1990 | Inorddeutsche Industrie Christianson & Co. (GmbH & Co.) | Flexible grinding tool and process for producing it |
| US5152809 | 16 jul 1990 | 6 okt 1992 | Herbert Glatt | Scrub puff |
| US5328716 | 11 aug 1992 | 12 jul 1994 | Minnesota Mining and Manufacturing Company | Method of making a coated abrasive article containing a conductive backing |
| US5417726 | 3 feb 1994 | 23 maj 1995 | Minnesota Mining and Manufacturing Company | Coated abrasive backing |
| US5560753 | 6 jun 1995 | 1 okt 1996 | Minnesota Mining and Manufacturing Company | Coated abrasive article containing an electrically conductive backing |
| US5573619 | 29 okt 1993 | 12 nov 1996 | Minnesota Mining and Manufacturing Company | Method of making a coated abrasive belt with an endless, seamless backing |
| US5578096 | 10 aug 1995 | 26 nov 1996 | Minnesota Mining and Manufacturing Company | Method for making a spliceless coated abrasive belt and the product thereof |
| US5580634 | 26 sep 1994 | 3 dec 1996 | Minnesota Mining and Manufacturing Company | Coated abrasive backing |
| US5584897 | 29 dec 1995 | 17 dec 1996 | Minnesota Mining and Manufacturing Company | Method for making an endless coated abrasive article |
| US5609706 | 8 maj 1995 | 11 mar 1997 | Minnesota Mining and Manufacturing Company | Method of preparation of a coated abrasive belt with an endless, seamless backing |
| US5681612 | 20 feb 1996 | 28 okt 1997 | Minnesota Mining and Manufacturing Company | Coated abrasives and methods of preparation |
| US5830248 | 21 nov 1996 | 3 nov 1998 | Minnesota Mining & Manufacturing Company | Method for making a spliceless coated abrasive belt |
| US5849646 | 7 jul 1997 | 15 dec 1998 | Minnesota Mining & Manufacturing Company | Coated abrasive backing |
| US5924917 | 24 okt 1997 | 20 jul 1999 | Minnesota Mining and Manufacturing Company | Coated abrasives and methods of preparation |
| US6066188 | 16 jul 1998 | 23 maj 2000 | Minnesota Mining and Manufacturing Company | Coated abrasive belt with an endless seamless backing and method of preparation |
| US6406576 | 17 okt 1996 | 18 jun 2002 | 3M Innovative Properties Company | Method of making coated abrasive belt with an endless, seamless backing |
| US6406577 | 17 okt 1996 | 18 jun 2002 | 3M Innovative Properties Company | Method of making abrasive belt with an endless, seamless backing |
| US7294667 | 11 apr 2003 | 13 nov 2007 | 3M Innovative Properties Company | Coated abrasive articles containing graphite |
