Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6634103 | Method of stabilizing high-speed control of ball bearing device | Hiromitsu Muraki, Katsuhiko Tanaka, Shigeru Endo, Chuichi Sato, Ikunori Sakatani | 2003-10-21 |
| 6524008 | Ball bearing | Takayuki Yatabe, Hisato Yamamoto, Yasuhisa Terada, Takashi Ogawa, Tsuyoshi Koshi +1 more | 2003-02-25 |
| 6513983 | Ball bearing | Katsuhiko Tanaka, Keisuke Kimura, Kazuhiro Uemura, Hiroshi Nakajima, Toru Takamizawa | 2003-02-04 |