Inventor · disambiguated record
Douglas A. Fecher
Also filed as: FECHER DOUGLAS A
9 granted patents·111 citations·filing 1981–1992
88Inventor score
Top patents by PatentIndex Score
9 records- 0187US4953446AKey member for retaining a control valve in a hubALLIED SIGNAL INC·Filed 1989·Granted Sep 4, 1990·32 cites·7 claims
- 0259US5233905AAdjustable plunger for control valveALLIED SIGNAL INC·Filed 1992·Granted Aug 10, 1993·13 cites·3 claims
- 0357US4970939APlunger for a control valve of a servomotorALLIED SIGNAL INC·Filed 1989·Granted Nov 20, 1990·12 cites·4 claims
- 0456US4898081AOne Piece rear seal for servomotorALLIED SIGNAL INC·Filed 1988·Granted Feb 6, 1990·19 cites·5 claims
- 0555US5207770AModifier for vacuum booster reaction forceALLIED SIGNAL INC·Filed 1992·Granted May 4, 1993·11 cites·4 claims
- 0647US5161451AModifier for vacuum booster reaction forceALLIED SIGNAL INC·Filed 1991·Granted Nov 10, 1992·8 cites·4 claims
- 0744US4377105AHydraulic brake boosterBENDIX CORP·Filed 1981·Granted Mar 22, 1983·5 cites·5 claims
- 0842US5076056AEnhanced pneumatic brake systemALLIED SIGNAL INC·Filed 1990·Granted Dec 31, 1991·6 cites·11 claims
- 0942US4917000AAdjustable return spring for a push rodALLIED SIGNAL INC·Filed 1988·Granted Apr 17, 1990·5 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Douglas A. Fecher files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →