Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6984164 | Polishing apparatus | Norio Kimura, Kazuo Shimizu, Hiroyuki Osawa | 2006-01-10 |
| 6764381 | Polishing apparatus | Norio Kimura, Kazuo Shimizu, Hiroyuki Osawa | 2004-07-20 |
| 6558229 | Polishing apparatus | Norio Kimura, Kazuo Shimizu, Hiroyuki Osawa | 2003-05-06 |