Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5853249 | Rolling contact bearing | Katsunori Ito | 1998-12-29 |
| 5642947 | Balls for ball bearing | Yoshinobu Akamatsu, Katsuyoshi Yoshimura, Katsunori Makino | 1997-07-01 |
| 5403622 | Method for feeding a coating solution | Yasuo Nishi, Nobuhiro Ueno, Katsusuke Nagashima, Takayuki Kato, Nobuhiko Takashima | 1995-04-04 |