Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11681224 | Resin, resist composition and method for producing resist pattern | Mutsuko Higo, Koji Ichikawa | 2023-06-20 |
| 11500288 | Resin, resist composition and method for producing resist pattern | Mutsuko Higo, Koji Ichikawa | 2022-11-15 |
| 11353790 | Resin, resist composition and method for producing resist pattern | Mutsuko Higo, Koji Ichikawa | 2022-06-07 |
| 10915022 | Photoresist composition and process for producing photoresist pattern | Katsuhiro Komuro, Koji Ichikawa | 2021-02-09 |
| 10795258 | Resist composition | Takayuki Miyagawa, Koji Ichikawa | 2020-10-06 |
| 9760005 | Salt, acid generator, resist composition and method for producing resist pattern | Tatsuro Masuyama, Koji Ichikawa | 2017-09-12 |
| 9740102 | Photoresist composition and method for producing photoresist pattern | Tatsuro Masuyama, Koji Ichikawa | 2017-08-22 |
| 9671693 | Resist composition and method for producing resist pattern | Koji Ichikawa, Takashi Hiraoka | 2017-06-06 |
| 9638997 | Resist composition and method for producing resist pattern | Tatsuro Masuyama, Koji Ichikawa | 2017-05-02 |
| 9563123 | Photoresist composition, compound and process of producing photoresist pattern | Tatsuro Masuyama, Koji Ichikawa | 2017-02-07 |
| 9233945 | Compound, resin and photoresist composition | Koji Ichikawa, Hiromu Sakamoto | 2016-01-12 |
| 8921029 | Resist composition and method for producing resist pattern | Koji Ichikawa, Yukako Anryu | 2014-12-30 |
| 8663900 | Resist composition and method for producing resist pattern | Koji Ichikawa, Yukako Anryu | 2014-03-04 |
| 8617790 | Photoresist composition and method for producing photoresist pattern | Koji Ichikawa, Yukako Anryu | 2013-12-31 |
| 8420294 | Salt and photoresist composition comprising the same | Koji Ichikawa, Yukako Anryu | 2013-04-16 |
| 6608659 | Reflective liquid crystal display apparatus | Hiroaki Mizuno, Tetsu Ogawa | 2003-08-19 |
| 6597421 | Reflective liquid crystal display element and image display device using the same | Takayuki Hatanaka, Masaki Nishinaka, Hiroshi Mizuno, Tetsu Ogawa | 2003-07-22 |
| 6522378 | Liquid crystal display and manufacture therefore | Hiroaki Mizuno, Masaki Nishinaka, Tetsu Ogawa | 2003-02-18 |
| 6426785 | Reflective liquid crystal display device | Hisanori Yamaguchi, Hiroaki Mizuno, Tetsu Ogawa | 2002-07-30 |
| 6404471 | Reflection liquid crystal display | Takayuki Hatanaka, Tetsu Ogawa | 2002-06-11 |
| 6300990 | Reflective LCD device with low visual angle dependency and high contrast | Hisanori Yamaguchi, Hiroaki Mizuno, Tetsu Ogawa | 2001-10-09 |
| 6278508 | Reflection type liquid crystal display device | Tetsu Ogawa, Hiroaki Mizuno, Yoshio Iwai | 2001-08-21 |
| 6144432 | Reflective liquid crystal display device | Takayuki Hatanaka, Tetsu Ogawa | 2000-11-07 |
| 6130735 | Reflective liquid crystal display device having front scattering films | Takayuki Hatanaka, Hisanori Yamaguchi, Tetsu Ogawa | 2000-10-10 |
| 6122027 | Liquid crystal display device with color filters between reflector and transparent conductor | Tetsu Ogawa, Shinji Hisamitsu | 2000-09-19 |