KA

Karl G. Ahlen

SA S.R.M. Hydromekanik Aktiebolag: 10 patents #1 of 7Top 15%
📍 Bromma, SE: #43 of 409 inventorsTop 15%
Overall (All Time): #528,965 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
4559849 Power shift planetary gear transmission Per-Olof Bergstrom, Hans Wallgren 1985-12-24
4480503 Multistage transmission for motor vehicles Per-Olof Bergstrom 1984-11-06
4347761 Hydromechanical transmissions 1982-09-07
4347044 Pumps Nils A. Norberg 1982-08-31
4328716 Multi-speed planetary gear Per-Olof Bergstrom 1982-05-11
4314487 Braking method for vehicle transmission 1982-02-09
4301904 Multiple disc clutch 1981-11-24
4262554 Hydraulic valve system for controlling particularly a vehicle gearbox Rainer B. Ketola 1981-04-21
4262335 Vehicle transmission control system Gunnar Wahlsten, Joseph Supanich 1981-04-14
4214489 Multi-speed planetary gear Per-Olof Bergstrom, Joseph Supanich 1980-07-29