Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10236175 | Liquid chemical for forming protecting film | Masanori Saito, Shinobu Arata, Takashi Saio, Soichi Kumon, Yoshinori Akamatsu | 2019-03-19 |
| 9748092 | Liquid chemical for forming protecting film | Soichi Kumon, Takashi Saio, Shinobu Arata, Masanori Saito, Atsushi Ryokawa +2 more | 2017-08-29 |
| 9691603 | Chemical for forming protective film | Soichi Kumon, Takashi Saio, Shinobu Arata, Masanori Saito, Atsushi Ryokawa +2 more | 2017-06-27 |
| 9496131 | Liquid chemical for forming protecting film | Takashi Saio, Soichi Kumon, Masanori Saito, Shinobu Arata, Yoshinori Akamatsu | 2016-11-15 |
| 9481858 | Silicon wafer cleaning agent | Soichi Kumon, Masanori Saito, Takashi Saio, Yoshinori Akamatsu | 2016-11-01 |
| 9478407 | Liquid chemical for forming protecting film | Masanori Saito, Shinobu Arata, Takashi Saio, Soichi Kumon, Yoshinori Akamatsu | 2016-10-25 |
| 9281178 | Cleaning agent for silicon wafer | Soichi Kumon, Takashi Saio, Shinobu Arata, Yoshinori Akamatsu, Shigeo Hamaguchi +1 more | 2016-03-08 |
| 9228120 | Liquid chemical for forming protecting film | Soichi Kumon, Takashi Saio, Shinobu Arata, Masanori Saito, Atsushi Ryokawa +2 more | 2016-01-05 |
| 9090782 | Liquid chemical for forming water repellent protective film | Takashi Saio, Soichi Kumon, Masanori Saito, Shinobu Arata | 2015-07-28 |
| 9053924 | Cleaning agent for silicon wafer | Soichi Kumon, Takashi Saio, Shinobu Arata, Yoshinori Akamatsu, Shigeo Hamaguchi +1 more | 2015-06-09 |
| 8957005 | Silicon wafer cleaning agent | Soichi Kumon, Masanori Saito, Takashi Saio, Yoshinori Akamatsu | 2015-02-17 |
| 8932390 | Liquid chemical for forming protecting film | Takashi Saio, Soichi Kumon, Masanori Saito, Shinobu Arata, Yoshinori Akamatsu | 2015-01-13 |
| 8828144 | Process for cleaning wafers | Soichi Kumon, Takashi Saio, Shinobu Arata, Masanori Saito, Yoshinori Akamatsu | 2014-09-09 |
| 8809451 | Fluorinated dicarboxylic acid derivative and polymer obtained therefrom | Yoshimi Isono, Satoru Narizuka, Kazuhiro Yamanaka | 2014-08-19 |
| 7333704 | Multichannel optical path changing device and its production method | Toru Tanaka, Yuji Yamamoto, Motoyasu Nishimura, Shigeki Sakaguchi | 2008-02-19 |
| 6750320 | Process for producing polyimide platy object | Yoshihiro Moroi, Yuji Yamamoto, Shigeki Sakaguchi | 2004-06-15 |
| 5840369 | Polyimide precursor composition, polyimide composition, process for the production of said polyimide precursor composition, and process for the production of said polymide composition | Masamichi Maruta, Yoshihiro Moroi, Hiroshi Takahashi, Seiji Hasegawa | 1998-11-24 |
| 5686525 | Polyimide precursor composition and the production of said polyimide precursor composition | Masamichi Maruta, Yoshihiro Moroi, Hiroshi Takahashi, Seiji Hasegawa | 1997-11-11 |
| 5478918 | Low stress polyimide composition and precursor composition solution of same | Masamichi Maruta, Yoshihiro Moroi, Hiroshi Takahashi, Seiji Hasegawa | 1995-12-26 |