Inventor · disambiguated record
Robert F. Welch
Also filed as: STAMM RUSSELL D · WELCH ROBERT F
10 granted patents·5,878 citations·filing 1977–1999
94Inventor score
Top patents by PatentIndex Score
10 records- 0197US6117158ARatchet release mechanism for hand held instrumentsETHICON ENDO SURGERY INC·Filed 1999·Granted Sep 12, 2000·2k cites·12 claims
- 0297US5309927ACircular stapler tissue retention spring methodETHICON INC·Filed 1992·Granted May 10, 1994·2.5k cites·13 claims
- 0388US5261920AAnvil bushing for circular staplerETHICON INC·Filed 1992·Granted Nov 16, 1993·418 cites·22 claims
- 0479US5908149ASkin stapler with multi-directional release mechanismETHICON ENDO SURGERY INC·Filed 1997·Granted Jun 1, 1999·301 cites·22 claims
- 0574US5501690ASuturing deviceETHICON ENDO SURGERY·Filed 1994·Granted Mar 26, 1996·174 cites·18 claims
- 0670US5776150ASuture assist deviceETHICON ENDO SURGERY INC·Filed 1996·Granted Jul 7, 1998·184 cites·21 claims
- 0764US5601575ANeedle driving deviceETHICON ENDO SURGERY INC·Filed 1994·Granted Feb 11, 1997·103 cites·8 claims
- 0863US5792178AHandle latching mechanism with release triggerETHICON ENDO SURGERY INC·Filed 1996·Granted Aug 11, 1998·116 cites·9 claims
- 0959US4807827AFriction drive for line guide on bait cast reelZEBCO CORP·Filed 1987·Granted Feb 28, 1989·20 cites·3 claims
- 1038US4186612ATuner driving mechanism permitting play in location of input memberGEN INSTRUMENT CORP·Filed 1977·Granted Feb 5, 1980·2 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →