Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7568550 | Worm support device and power assist unit having the same | Hirotaka YASUDA, Hirotsugu Kusano, Wataru Yamada, Yoshiyuki Saito | 2009-08-04 |
| 7353727 | Vehicular steering apparatus | Tetsuya Murakami, Hiroaki Shinto | 2008-04-08 |
| 7328631 | Vehicular steering apparatus | Tetsuya Murakami, Hiroaki Shinto | 2008-02-12 |
| 7311334 | Shock absorbing type steering device for vehicles and method of producing the same | Ken Niwa, Noboru Minamoto | 2007-12-25 |
| 7172361 | Extendable shaft | Noboru Minamoto, Ryouichi Tokioka | 2007-02-06 |
| 7044503 | Collapsible telescopic steering apparatus | Tetsuya Murakami, Yoshitaka Noda | 2006-05-16 |
| 6990874 | Collapsible telescopic steering apparatus | Tetsuya Murakami, Hiroaki Shinto | 2006-01-31 |
| 6981430 | Vehicular steering apparatus | Tetsuya Murakami, Hiroaki Shinto | 2006-01-03 |
| 6776253 | Electric power steering apparatus | Yasuhiro Tomago | 2004-08-17 |
| 5388679 | Torque transmission device of a four-wheel drive vehicle | Masahiro Inoue | 1995-02-14 |
| 5375687 | Torque transmission device of a four-wheel drive vehicle | Masahiro Inoue | 1994-12-27 |
| 5154252 | Power transmission apparatus for vehicle | Satoshi Kawai, Akihiko Kawano, Hideki Hagashira | 1992-10-13 |
| 5074825 | Hydraulic transmission coupling apparatus | Yoshiaki Hamasaki, Takao Tamagawa, Yoshihiro Nakagawa | 1991-12-24 |
| 4919248 | Drive coupling unit | Takeo Hiramatsu, Kenjiro Fujita, Yoshimasa Nagayoshi, Yoshiaki Hamasaki | 1990-04-24 |
| 4850447 | Power transmission apparatus for a vehicle | Yoshiaki Hamasaki, Goki Shimamura | 1989-07-25 |
| 4784235 | Oil pressure reaction control valve for power steering apparatus | Waichiro Ijiri | 1988-11-15 |
| 4775022 | Apparatus for controlling steering power in power steering system | Hideo Matsubara | 1988-10-04 |
| 4718514 | Steering force control device for power steering apparatus | — | 1988-01-12 |
| 4640380 | Apparatus for controlling a steering force of a handle in automobiles | Toshihiko Daido, Hideo Matsubara | 1987-02-03 |
| 4637484 | Hydraulic control apparatus for a power steering device | Waichiro Ijiri | 1987-01-20 |
| 4194411 | Steering column support assembly | Shigeru Manabe | 1980-03-25 |