Inventor · disambiguated record
Karlheinz Witzel
Also filed as: WITZEL KARLHEINZ
5 granted patents·165 citations·filing 1980–1989
84Inventor score
Top patents by PatentIndex Score
5 records- 0188US4616693AHeating and/or air conditioning apparatus for automotive vehiclesSUEDDEUTSCHE KUEHLER BEHR·Filed 1984·Granted Oct 14, 1986·52 cites·23 claims
- 0282US4712611AHeating or air-conditioning ventilation unit for motor vehiclesSUEDDEUTSCHE KUEHLER BEHR·Filed 1986·Granted Dec 15, 1987·41 cites·21 claims
- 0377US4470753ARadial blower, especially for heaters or air conditioning systems in vehiclesSUEDDEUTSCHE KUEHLER BEHR·Filed 1980·Granted Sep 11, 1984·39 cites·23 claims
- 0459US5050487AHeating/air conditioning system for a motor vehicle with absorption filterDAIMLER BENZ AG·Filed 1989·Granted Sep 24, 1991·18 cites·10 claims
- 0552US4427339ARadial fanwheelsSUEDDEUTSCHE KUEHLER BEHR·Filed 1981·Granted Jan 24, 1984·15 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Karlheinz Witzel 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 →