Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832949 | Window member for chemical mechanical polishing and polishing pad | Tomohisa Konno, Masayuki Motonari, Masayuki Hattori, Kou Hasegawa | 2004-12-21 |
| 6790883 | Composition for polishing pad and polishing pad using the same | Toshihiro Ogawa, Kou Hasegawa | 2004-09-14 |
| 6786944 | Aqueous dispersion for chemical mechanical polishing | Masayuki Hattori, Michiaki Ando, Kazuo Nishimoto | 2004-09-07 |
| 6740629 | Composition for washing a polishing pad and method for washing a polishing pad | Michiaki Ando, Masayuki Hattori | 2004-05-25 |