Inventor · disambiguated record
Karl G. Ahlen
Also filed as: AHLEN KARL G · AHLEN KARL GUSTAV
26 granted patents·397 citations·filing 1973–1981
97Inventor score
Files withSRM HYDROMEKANIK AB26
Top patents by PatentIndex Score
26 records- 0193US4301904AMultiple disc clutchSRM HYDROMEKANIK AB·Filed 1979·Granted Nov 24, 1981·42 cites·14 claims
- 0292US4262335AVehicle transmission control systemSRM HYDROMEKANIK AB·Filed 1979·Granted Apr 14, 1981·60 cites·41 claims
- 0383US4178814ATwo-speed gear transmissionSRM HYDROMEKANIK AB·Filed 1976·Granted Dec 18, 1979·30 cites·35 claims
- 0476US4056177ASimplified electronic pilot and remote control system for 11/2 stage transmissionSRM HYDROMEKANIK AB·Filed 1976·Granted Nov 1, 1977·24 cites·7 claims
- 0573US4347044APumpsSRM HYDROMEKANIK AB·Filed 1979·Granted Aug 31, 1982·25 cites·30 claims
- 0669US4262554AHydraulic valve system for controlling particularly a vehicle gearboxSRM HYDROMEKANIK AB·Filed 1979·Granted Apr 21, 1981·22 cites·23 claims
- 0769US4058980AHeat exchangersSRM HYDROMEKANIK AB·Filed 1976·Granted Nov 22, 1977·22 cites·27 claims
- 0868US4314487ABraking method for vehicle transmissionSRM HYDROMEKANIK AB·Filed 1979·Granted Feb 9, 1982·17 cites·18 claims
- 0965US4033202ASpeed responsive electronic controls for transmissionsSRM HYDROMEKANIK AB·Filed 1974·Granted Jul 5, 1977·19 cites·7 claims
- 1061US4214489AMulti-speed planetary gearSRM HYDROMEKANIK AB·Filed 1976·Granted Jul 29, 1980·15 cites·37 claims
- 1159US3940947AResilient driving connectionsSRM HYDROMEKANIK AB·Filed 1974·Granted Mar 2, 1976·14 cites·27 claims
- 1258US4056019ATorque converter transmission and valve arrangement thereforSRM HYDROMEKANIK AB·Filed 1976·Granted Nov 1, 1977·16 cites·46 claims
- 1353US4010660ATransmission including a hydrodynamic torque converterSRM HYDROMEKANIK AB·Filed 1975·Granted Mar 8, 1977·11 cites·16 claims
- 1452US4080786AHydrodynamic torque convertersSRM HYDROMEKANIK AB·Filed 1976·Granted Mar 28, 1978·11 cites·14 claims
- 1550US4142425AMultiple speed double planetary gear transmissionSRM HYDROMEKANIK AB·Filed 1976·Granted Mar 6, 1979·11 cites·25 claims
- 1648US3944034AVehicle transmission with multiple torque convertorsSRM HYDROMEKANIK AB·Filed 1973·Granted Mar 16, 1976·9 cites·26 claims
- 1747US4155222AHydrodynamic torque convertersSRM HYDROMEKANIK AB·Filed 1978·Granted May 22, 1979·9 cites·13 claims
- 1845US4061207AModulating arrangement for servo-motor actuated disc brakeSRM HYDROMEKANIK AB·Filed 1975·Granted Dec 6, 1977·8 cites·3 claims
- 1944US3964347ATorque converter transmission having rotating casing, and releasable pumpSRM HYDROMEKANIK AB·Filed 1975·Granted Jun 22, 1976·7 cites·26 claims
- 2038US4011775ATransmission including a hydrodynamic torque converterSRM HYDROMEKANIK AB·Filed 1975·Granted Mar 15, 1977·5 cites·6 claims
- 2135US4176564AControl arrangement for variable power transmissionSRM HYDROMEKANIK AB·Filed 1976·Granted Dec 4, 1979·5 cites·19 claims
- 2234US4559849APower shift planetary gear transmissionSRM HYDROMEKANIK AB·Filed 1981·Granted Dec 24, 1985·6 cites·16 claims
- 2334US4328716AMulti-speed planetary gearSRM HYDROMEKANIK AB·Filed 1977·Granted May 11, 1982·4 cites·26 claims
- 2433US4347761AHydromechanical transmissionsSRM HYDROMEKANIK AB·Filed 1979·Granted Sep 7, 1982·3 cites·17 claims
- 2530US4037432AResilient driving connectionSRM HYDROMEKANIK AB·Filed 1975·Granted Jul 26, 1977·0 cites·14 claims
- 2629US4480503AMultistage transmission for motor vehiclesSRM HYDROMEKANIK AB·Filed 1981·Granted Nov 6, 1984·2 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →