Issued Patents All Time
Showing 1–25 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12174537 | Salt, acid generator, resist composition and method for producing resist pattern | Satoshi Yamamoto, Koji Ichikawa | 2024-12-24 |
| 11947257 | Salt, acid generator, resist composition and method for producing resist pattern | Satoshi Yamaguchi, Koji Ichikawa | 2024-04-02 |
| 11822244 | Compound, resin, resist composition and method for producing resist pattern | Takuya Nakagawa, Koji Ichikawa | 2023-11-21 |
| 11815813 | Compound, resin, resist composition and method for producing resist pattern | Takuya Nakagawa, Koji Ichikawa | 2023-11-14 |
| 11739056 | Carboxylate, carboxylic acid generator, resist composition and method for producing resist pattern | Yukako Anryu, Koji Ichikawa | 2023-08-29 |
| 11681218 | Compound, resist composition and method for producing resist pattern | Yuichi Mukai, Koji Ichikawa | 2023-06-20 |
| 11474431 | Compound, resin, photoresist composition and process for producing photoresist pattern | Katsuhiro Komuro, Koji Ichikawa | 2022-10-18 |
| 11467490 | Salt, acid generator, resist composition and method for producing resist pattern | Yukako Anryu, Koji Ichikawa | 2022-10-11 |
| 11366387 | Salt, acid generator, resist composition and method for producing resist pattern | Takahiro Yasue, Koji Ichikawa | 2022-06-21 |
| 11327399 | Photoresist composition and process for producing photoresist pattern | Masahiko Shimada, Koji Ichikawa | 2022-05-10 |
| 11261273 | Resin, resist composition and method for producing resist pattern | Satoshi Yamaguchi, Koji Ichikawa | 2022-03-01 |
| 11214635 | Compound, resin, resist composition and method for producing resist pattern | Satoshi Yamaguchi, Koji Ichikawa | 2022-01-04 |
| 11198748 | Resin, resist composition and method for producing resist pattern | Satoshi Yamaguchi, Koji Ichikawa | 2021-12-14 |
| 10975028 | Salt and photoresist composition containing the same | Satoshi Yamamoto, Koji Ichikawa | 2021-04-13 |
| 10882839 | Salt and photoresist composition containing the same | Natsuki Okada, Koji Ichikawa | 2021-01-05 |
| 10816902 | Salt and photoresist composition containing the same | Satoshi Yamaguchi, Koji Ichikawa | 2020-10-27 |
| 10781198 | Compound, resin, photoresist composition and process for producing photoresist pattern | Hiromu Nakamura, Koji Ichikawa | 2020-09-22 |
| 10774029 | Compound, resin, resist composition and method for producing resist pattern | Satoshi Yamamoto, Koji Ichikawa | 2020-09-15 |
| 10725380 | Compound, resin, resist composition and method for producing resist pattern | Satoshi Yamamoto, Koji Ichikawa | 2020-07-28 |
| 10670963 | Salt and photoresist composition containing the same | Satoshi Yamaguchi, Koji Ichikawa | 2020-06-02 |
| 10564544 | Photoresist composition | Koji Ichikawa | 2020-02-18 |
| 10520810 | Process for producing photoresist pattern and photoresist composition | Koji Ichikawa | 2019-12-31 |
| 10209618 | Photoresist composition | Koji Ichikawa | 2019-02-19 |
| 10168616 | Photoresist composition and process of producing photoresist pattern | Koji Ichikawa | 2019-01-01 |
| 10073343 | Non-ionic compound, resin, resist composition and method for producing resist pattern | Yuichi Mukai, Koji Ichikawa | 2018-09-11 |