Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648517 | Retainer for rolling bearing | Hiroshi Ishiwada, Yasushi Mutoh, Banda Noda, Tatsunobu Momono, Magozou Hamamoto | 2003-11-18 |
| 6568856 | Rolling bearing | Youichiro Sugimori, Hisao Sumiya, Michiharu Naka, Takashi Ogawa | 2003-05-27 |
| 6524008 | Ball bearing | Takayuki Yatabe, Hisato Yamamoto, Takashi Ogawa, Tsuyoshi Koshi, Hiroya Achiha +1 more | 2003-02-25 |