Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7481949 | Polishing composition and rinsing composition | Toshihiro Miwa, Kenji Sakamoto, Ichiro Hayashida | 2009-01-27 |
| 7481950 | Polishing composition and polishing method using the same | Shuhei Yamada | 2009-01-27 |
| 6852009 | Polishing composition and polishing method employing it | Masao Okamura, Yutaka Inoue | 2005-02-08 |
| 6280652 | Edge polishing composition | Yutaka Inoue | 2001-08-28 |