Inventor · disambiguated record
Robert A. Wrench
Also filed as: WRENCH ROBERT A
4 granted patents·109 citations·filing 1984–1992
78Inventor score
Top patents by PatentIndex Score
4 records- 0181US5275068AHandle assembly for relieving wrist joint stressWRENCH ROBERT A·Filed 1992·Granted Jan 4, 1994·47 cites·3 claims
- 0274US4606123ACutlery apparatus with interchangeable cutting toolWRAVEN PRODUCTS INC·Filed 1984·Granted Aug 19, 1986·54 cites·24 claims
- 0332US4872378AHolder for knife sharpener or the likeWRENCH ROBERT A·Filed 1988·Granted Oct 10, 1989·5 cites·2 claims
- 0425US5087006AApparatus for adjustment of effective slot widthWRENCH ROBERT A·Filed 1990·Granted Feb 11, 1992·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →