DF

Douglas A. Fecher

AL Alliedsignal: 8 patents #148 of 2,631Top 6%
BL Bendix Limited: 1 patents #237 of 548Top 45%
📍 Three Oaks, MI: #2 of 19 inventorsTop 15%
🗺 Michigan: #10,567 of 86,293 inventorsTop 15%
Overall (All Time): #591,921 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5233905 Adjustable plunger for control valve 1993-08-10
5207770 Modifier for vacuum booster reaction force 1993-05-04
5161451 Modifier for vacuum booster reaction force 1992-11-10
5076056 Enhanced pneumatic brake system David J. Schmidt 1991-12-31
4970939 Plunger for a control valve of a servomotor David C. Yoder 1990-11-20
4953446 Key member for retaining a control valve in a hub Thomas E. Dodd 1990-09-04
4917000 Adjustable return spring for a push rod 1990-04-17
4898081 One Piece rear seal for servomotor 1990-02-06
4377105 Hydraulic brake booster 1983-03-22