Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D634719 | Elastic membrane for semiconductor wafer polishing apparatus | Hozumi Yasuda, Keisuke Namiki, Makoto Fukushima, Osamu Nabeya, Koji Saito +3 more | 2011-03-22 |
| D633452 | Elastic membrane for semiconductor wafer polishing apparatus | Keisuke Namiki, Hozumi Yasuda, Osamu Nabeya, Makoto Fukushima, Satoru Yamaki +1 more | 2011-03-01 |