Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481898 | Ball bearing | Kenji Yakura, Yukio Ooura, Akio Fujii, Sumio Sugita, Dai Kinno +2 more | 2002-11-19 |
| 6474872 | Ball bearing | Toru Takamizawa, Mamoru Aoki, Takayuki Miyagawa, Hiroshi Ishiwada | 2002-11-05 |
| 6375593 | Power roller bearing and a troidal type continuously variable transmission system | Shinji Miyata, Hiroyuki Itoh, Takashi Imanishi | 2002-04-23 |
| 6368245 | Toroidal-type continuously variable transmission | Nobuo Goto, Hiroshi Kato, Masayoshi Shimizuya, Takashi Imanishi, Hisashi Machida +2 more | 2002-04-09 |