DW

Donald A. Wimmer

WE Westinghouse Electric: 3 patents #1,062 of 5,139Top 25%
KN Knoll: 1 patents #130 of 268Top 50%
📍 Palm, PA: #2 of 3 inventorsTop 70%
🗺 Pennsylvania: #19,182 of 74,527 inventorsTop 30%
Overall (All Time): #1,289,282 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5683139 Chair seat tilt adjustment and locking mechanism Arkady Golynsky 1997-11-04
5464274 Chair seat tilt adjustment and locking mechanism Arkady Golynsky 1995-11-07
5265938 Adjustable arm for a chair Robert A. Melhuish 1993-11-30
5029940 Chair tilt and chair height control apparatus Arkady Golynsky, Bryan B. Bray, Jr., Robert A. Melhuish 1991-07-09