Inventor · disambiguated record

Carl A. Keyzer

Also filed as: KEYZER CARL A

2 granted patents·22 citations·filing 1976–1977

59Inventor score

Technology areasB62D

Files withFIAT ALLIS CONSTRUCT MACHINE2

Top patents by PatentIndex Score

2 records

0153US4079806AVehicle starting circuit to by-pass auxiliary steering systemFIAT ALLIS CONSTRUCT MACHINE·Filed 1976·Granted Mar 21, 1978·14 cites·6 claims
0238US4129001AEngine air heater and starting circuits to by-pass auxiliary steering circuitFIAT ALLIS CONSTRUCT MACHINE·Filed 1977·Granted Dec 12, 1978·8 cites·8 claims

Join the waitlist — get patent alerts

Get an alert when Carl A. Keyzer 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 →