Inventor · disambiguated record
John C. Layman
Also filed as: LAYMAN JOHN C
5 granted patents·1 pending application·76 citations·filing 1989–2003
80Inventor score
Top patents by PatentIndex Score
6 records- 0189US6549126B2Dry interface corner actuator single sensor for lining wear and low reservoir detectionDELPHI TECH INC·Filed 2001·Granted Apr 15, 2003·28 cites·16 claims
- 0286US6619039B2Brake master cylinder-sensor system and methodDELPHI TECH INC·Filed 2001·Granted Sep 16, 2003·27 cites·18 claims
- 0370US5025628AMaster cylinder reservoir diaphragm venting arrangementGEN MOTORS CORP·Filed 1989·Granted Jun 25, 1991·15 cites·11 claims
- 0456US6766644B2Master cylinder with by-pass function and proportioning valveDELPHI TECH INC·Filed 2002·Granted Jul 27, 2004·6 cites·14 claims
- 0537US6871496B2Adjustable dual center port compensation for master cylinderDELPHI TECH INC·Filed 2003·Granted Mar 29, 2005·0 cites·14 claims
- 0634US2002084690A1Brake pedal feel emulator and methodDELPHI AUTOMOTIVE SYSTEMS·Filed 2001·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when John C. Layman 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 →