Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9539693 | Polishing pad | — | 2017-01-10 |
| 9283649 | Tank and method for producing polishing pad using tank | — | 2016-03-15 |
| 8148441 | Polishing pad and manufacturing method thereof | Masato Doura, Takeshi Fukuda, Kazuyuki Ogawa, Atsushi Kazuno, Masahiko Nakamori +2 more | 2012-04-03 |
| 7651761 | Grinding pad and method of producing the same | Tetsuo Shimomura, Masahiko Nakamori, Takatoshi Yamada, Takashi Masui, Shigeru Komai +4 more | 2010-01-26 |
| 7455799 | Method of producing polishing pad-use polyurethane foam and polyurethane foam | Kaoru Inoue | 2008-11-25 |
| 7378454 | Polyurethane composition and polishing pad | Takashi Masui, Masahiko Nakamori, Takatoshi Yamada, Koichi Ono, Kazuyuki Ogawa +1 more | 2008-05-27 |
| 7098255 | Process for producing polyurethane foam | Kaoru Inoue, Kazuyuki Ogawa, Takashi Masui, Koichi Ono | 2006-08-29 |
| 6777455 | Process for producing polyurethane foam | Kaoru Inoue, Kazuyuki Ogawa, Takashi Masui, Koichi Ono | 2004-08-17 |