Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6432257 | Dresser for polishing cloth and method for manufacturing such dresser and polishing apparatus | Hiroshi Nagasaka, Momoko Kakutani, Naoaki Ogure, Takashi Yoda | 2002-08-13 |
| 5651724 | Method and apparatus for polishing workpiece | Norio Kimura, Takayoshi Kawamoto, You Ishii, Katsuyuki Aoki, Hozumi Yasuda +1 more | 1997-07-29 |