Inventor · disambiguated record
Herbert Langen
Also filed as: LANGEN HERBERT
15 granted patents·293 citations·filing 1974–1995
94Inventor score
Top patents by PatentIndex Score
15 records- 0186US4599052AControl device for metering pumpEBERSPAECHER J·Filed 1985·Granted Jul 8, 1986·51 cites·2 claims
- 0283US4010895ASystem for preheating a water-cooled vehicle engine and for heating the interior of the vehicleEBERSPAECHER J·Filed 1974·Granted Mar 8, 1977·40 cites·7 claims
- 0371US5090896ACentral heating for motor vehicles and such mobile unitsEBERSPAECHER J·Filed 1989·Granted Feb 25, 1992·24 cites·7 claims
- 0469US5456079ADevice for the thermal regeneration of particle filters for diesel engine exhaust gasEBERSPAECHER J·Filed 1994·Granted Oct 10, 1995·35 cites·16 claims
- 0566US5238472AParticle filter that can be regenerated by burning free for the exhaust gases of internal combustion enginesEBERSPAECHER J·Filed 1992·Granted Aug 24, 1993·34 cites·17 claims
- 0659US5707227ABurner of a vehicle heaterEBERSPAECHER GMBH·Filed 1994·Granted Jan 13, 1998·24 cites·20 claims
- 0757US5194718AMethod for connecting a glow plug for operation at two different voltagesEBERSPAECHER J·Filed 1990·Granted Mar 16, 1993·20 cites·1 claims
- 0855US5605453ABurner of a vehicle heaterEBERSPAECHER J·Filed 1994·Granted Feb 25, 1997·18 cites·19 claims
- 0952US4536151AMixture preparation for engine-independent heatersEBERSPAECHER J·Filed 1983·Granted Aug 20, 1985·12 cites·2 claims
- 1041US4669973ACombustion chamber for heating devicesEBERSPAECHER J·Filed 1986·Granted Jun 2, 1987·7 cites·11 claims
- 1138US4992021ASide channel blowerEBERSPAECHER J·Filed 1989·Granted Feb 12, 1991·10 cites·6 claims
- 1235US5045097ASoot filter for diesel-powered vehiclesEBERSPAECHER J·Filed 1989·Granted Sep 3, 1991·8 cites·7 claims
- 1334US5732880AHeater for a vehicle powered by an internal-combustion engineEBERSPAECHER GMBH·Filed 1995·Granted Mar 31, 1998·6 cites·20 claims
- 1431US4862846ACooling water heater for internal combustion enginesEBERSPAECHER J·Filed 1988·Granted Sep 5, 1989·2 cites·11 claims
- 1530US4650415ACombustion chamber for heating devicesEBERSPAECHER J·Filed 1985·Granted Mar 17, 1987·2 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Herbert Langen 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 →