Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6158559 | Bearing device of piston rod | Takashi Asa, Mitsuhiro Hasegawa, Kiyomi Morino, Hideaki Shinyashiki | 2000-12-12 |
| 5092017 | Automotive door hinge assembly, bush employed therein and method for installing bush in door hinge assembly | Toshiaki Hatano, Yoichi Nakamura, Kouichi Tsunoda, Tadayoshi Umeki, Takayuki Miyaji +2 more | 1992-03-03 |
| 4693107 | Method of manufacturing wound bush bearing with notch-free flange and mold assembly for manufacturing the same | Tatsuro Wakabayashi, Kouichi Tsunoda | 1987-09-15 |
| 4660401 | Apparatus for producing bearings in the form of press worked bush | Tatsuro Wakabayashi, Koichi Tsunoda | 1987-04-28 |
| 4638538 | Method of manufacturing wound bush bearing with notch-free flange and mold assembly for manufacturing the same | Tatsuro Wakabayashi, Kouichi Tsunoda | 1987-01-27 |
| 4231673 | Ball joint and a method for manufacturing the ball joint | Eiji Satoh, Kunihiko Yokoya, Kenji Yamada, Akira Nemoto | 1980-11-04 |