MH

Masahiko Hara

UJ Unisia Jecs: 6 patents #38 of 395Top 10%
RI Riken: 5 patents #128 of 1,824Top 8%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
AU Atsugi Unisia: 5 patents #13 of 117Top 15%
KC Kasai Kogyo Co.: 3 patents #5 of 121Top 5%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
OC Omron Automotive Electronics Co.: 1 patents #98 of 186Top 55%
Overall (All Time): #114,569 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
5388608 Solenoid valves 1995-02-14
5295740 Pressure control device for hydraulic braking system Hiroyuki Watanabe, Yuji Oishi, Ishiro Kaneda, Katsunori Shirai, Koji Morita 1994-03-22
5236315 Hydraulic pump for power-assisted steering system Miyoko Hamao, Kazuyoshi Ishizaki 1993-08-17
5209648 Rotary-vane pump Kazuyoshi Ishizaki 1993-05-11
5188522 Vane pump with a throttling groove in the rotor 1993-02-23
5026257 Variable displacement vane-type rotary compressor Toshinori Aihara 1991-06-25