RH

Raymond J. Haka

General Motors: 56 patents #123 of 18,328Top 1%
DG Dana Heavy Vehicle Systems Group: 4 patents #46 of 191Top 25%
DL Dana Limited: 2 patents #266 of 1,099Top 25%
📍 Brighton, MI: #4 of 809 inventorsTop 1%
🗺 Michigan: #591 of 86,293 inventorsTop 1%
Overall (All Time): #36,827 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 26–50 of 62 patents

Patent #TitleCo-InventorsDate
6976933 Multi-speed power transmission 2005-12-20
6960146 Torque ratio control apparatus for a multi-speed transmission 2005-11-01
6942592 All wheel drive/four wheel drive transfer case with different front and rear axle ratios 2005-09-13
6926634 All-wheel drive transfer case with different front and rear axle ratios 2005-08-09
6835157 Apparatus for controlling a plurality of synchronizers in a manual planetary transmission 2004-12-28
6786845 Multi-speed power transmission 2004-09-07
6705967 Six-speed transmission with three planetary gear sets and five torque transmitting mechanisms Madhusudan Raghavan, Chi-Kuan Kao, Patrick B. Usoro 2004-03-16
6663528 Dual clutch planetary manual transmission with switched output 2003-12-16
6663529 Planetary manual power transmission 2003-12-16
6447422 Dual mode, geared neutral continuously variable transmission 2002-09-10
6425841 Multi-speed power transmission 2002-07-30
6422966 Toroidal transmission with a starting clutch 2002-07-23
6387009 Traction drive with slip control and method of controlling the slip 2002-05-14
6364804 Multi-speed power transmission having six forward ratios and one reverse ratio 2002-04-02
6287233 Powertrain with a five speed planetary transmission 2001-09-11
6162144 Traction coefficient control for a continuously variable transmission 2000-12-19
6045476 Transfer gearing apparatus for an all wheel drive 2000-04-04
5931271 Hybrid drive with one-way drive connections 1999-08-03
5895335 Continuously variable powertrain 1999-04-20
5879263 Multi-speed power transmission 1999-03-09
5803858 Powertrain transmission with torque converter planetary gearing and a continuously variable transmission unit 1998-09-08
5803859 Powertrain with planetary gearing and a continuously variable ratio unit 1998-09-08
5720216 Power transmission with lubrication feed circuit 1998-02-24
5577976 Power transmission 1996-11-26
5535865 Torque transmitting friction device and control Dean E. Mc Culloch, Leo G. Steinl 1996-07-16