Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679063 | Polishing apparatus | Norio Kimura, Hozumi Yasuda, Koji Saito, Masako Watase, Shiro Mishima | 1997-10-21 |
| 5651724 | Method and apparatus for polishing workpiece | Norio Kimura, Takayoshi Kawamoto, Katsuyuki Aoki, Kunio Tateishi, Hozumi Yasuda +1 more | 1997-07-29 |
| 5651725 | Apparatus and method for polishing workpiece | Ritsuo Kikuta, Tamami Takahashi | 1997-07-29 |