Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11097357 | Drill bit and hole formation method | Yousuke Matsuyama, Takaaki Ogashiwa, Shintarou OYAMA | 2021-08-24 |
| 10669624 | Sliding member and method for producing the same | Kazuyoshi MANABE, Hiroyuki Kousaka, Kazuyuki Ichimura | 2020-06-02 |
| 8752503 | Plasma processing device, plasma processing method, and plasma surface processing method | Hiroyuki Kousaka, Hitoshi Iida | 2014-06-17 |
| 7252576 | Method and apparatus for magnetic float polishing | Ranga Komanduri, Tejas Shrikant Kirtane, Robert Edward Gerlick, Vijay Jain | 2007-08-07 |
| 5404680 | Method for polishing slight area of surface of workpiece and tool therefor | Shinichi Mizuguchi, Koji Kato | 1995-04-11 |
| 5185957 | Micro-abrading method and micro-abrading tool | Shinichi Mizuguchi, Shuji Ueda, Koji Kato | 1993-02-16 |
| 5076026 | Microscopic grinding method and microscopic grinding device | Shinichi Mizuguchi, Syuji Ueda, Kouji Kato | 1991-12-31 |
| 4821466 | Method for grinding using a magnetic fluid and an apparatus thereof | Koji Kato, Shigeru Adachi, Shin Sato | 1989-04-18 |