Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6386957 | Workpiece holder for polishing, method for producing the same, method for polishing workpiece, and polishing apparatus | Hisashi Masumura, Fumio Suzuki, Kouzi Morita, Kouichi Okamura, Naotaka Toyama | 2002-05-14 |
| 6372860 | Mother mold-forming silicone rubber composition and mother mold | Kei Miyoshi | 2002-04-16 |