Inventor · disambiguated record
Donald A. Wimmer
Also filed as: WIMMER DONALD A
4 granted patents·340 citations·filing 1990–1996
83Inventor score
Technology areasA47C
Top patents by PatentIndex Score
4 records- 0193US5029940AChair tilt and chair height control apparatusWESTINGHOUSE ELECTRIC CORP·Filed 1990·Granted Jul 9, 1991·144 cites·7 claims
- 0289US5683139AChair seat tilt adjustment and locking mechanismKNOLL INC·Filed 1996·Granted Nov 4, 1997·80 cites·4 claims
- 0389US5265938AAdjustable arm for a chairWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Nov 30, 1993·90 cites·15 claims
- 0462US5464274AChair seat tilt adjustment and locking mechanismWESTINGHOUSE ELECTRIC CORP·Filed 1994·Granted Nov 7, 1995·26 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →