Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7144460 | Ball/roller bearing cleaning method and apparatus thereof | Hiroki Mizuno, Shigeo Tokura, Hiroshi Shibazaki | 2006-12-05 |
| 6694991 | Ball/roller bearing cleaning apparatus | Hiroki Mizuno, Shigeo Tokura, Hiroshi Shibazaki | 2004-02-24 |
| 6332265 | Rolling bearing manufacturing apparatus and method | — | 2001-12-25 |
| 6223635 | Method of forming annular grooves in a ball polishing apparatus | Chuichi Sato, Hiroyuki Nojima, Yuichi Sumita, Shoji Jibu | 2001-05-01 |
| 6110023 | Sphere grinding apparatus | Masami Shinomoto, Hiroyuki Nojima, Tomita Suzuki | 2000-08-29 |
| 5921851 | Sphere polisher | Tomita Suzuki, Kunio Kawashima, Chuichi Sato, Masami Shinomoto, Hiroyuki Nojima | 1999-07-13 |
| 5913717 | Sphere polishing machine | Hiroyuki Nojima, Takeshi Kobayashi | 1999-06-22 |
| 5906535 | Ball polishing method and apparatus, and annular groove forming method | Chuichi Sato, Hiroyuki Nojima, Yuichi Sumita, Shoji Jibu | 1999-05-25 |
| 5034580 | Collision sensor | Tatsuo Tada | 1991-07-23 |