Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10228021 | Machined cage for thrust ball bearing, design method of the same, and thrust ball bearing including the cage | Tomoaki Sakase | 2019-03-12 |
| 9121443 | Angular ball bearing | — | 2015-09-01 |
| 8042645 | Electric power steering device | — | 2011-10-25 |
| 7728071 | Gear for electric power steering device | Kenichi Shinohara, Hirokazu Arai | 2010-06-01 |
| 7722257 | Roller bearing cage and tapered roller bearing | Masahiro Tabata | 2010-05-25 |
| 7595095 | Coated article, manufacturing method therefor and coating apparatus | Kouji Kitahata, Takeshi Tojo, Katsura Koyagi, Atsuo Suehiro, Yoshifumi Niide +2 more | 2009-09-29 |
| 7562601 | Worm wheel and electric power steering system | Hideo Matsubara, Akihiko Shiina | 2009-07-21 |
| 7475612 | Resin gear for electric power steering apparatus and electric power steering apparatus equipped with the same | Toshihiko Kaneiwa, Masamitsu Ohtsubo, Hirokazu Arai | 2009-01-13 |
| 7428857 | Gear, speed reduction gear using the same, and electric power steering apparatus using the same | — | 2008-09-30 |
| 7340934 | Press molding die and manufacturing method of same | Kazuo Fukaya, Takahiro Ichikawa, Takashige Yoneda, Taketoshi Minami | 2008-03-11 |
| 7048972 | Method for manufacturing coated article | Kouji Kitahata, Takeshi Tojo, Katsura Koyagi, Atsuo Suehiro, Yoshifumi Niide +2 more | 2006-05-23 |
| 6767491 | Electric power steering apparatus | Hirokazu Arai, Shinichi Tahara, Syouji Sawai | 2004-07-27 |
| 6638054 | Injection molding machine for making a worm wheel | Kikuo Yamashita, Tetsuya Minamiguchi, Michitoshi Mitsumaru | 2003-10-28 |
| 6626261 | Electric power steering apparatus | Hirokazu Arai | 2003-09-30 |
| 6622814 | Electric power steering device | Hirokazu Arai, Akihiko Shiina, Masashi Kuze, Mitsuharu Minami, Hideo Matsubara | 2003-09-23 |
| 6557663 | Electric power steering apparatus | Hirokazu Arai, Shinichi Tahara, Syouji Sawai | 2003-05-06 |
| 6516915 | Electric power steering device | Hirokazu Arai | 2003-02-11 |
| 6425455 | Electric power steering apparatus | Hirokazu Arai | 2002-07-30 |
| 6394220 | Electric power steering device | Hirokazu Arai | 2002-05-28 |