Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12391848 | Polishing composition, method for producing polishing composition, polishing method, and method for producing semiconductor substrate | Sonosuke ISHIGURO | 2025-08-19 |
| 12031015 | Quaternary ammonium-based surface modified silica, compositions, methods of making, and methods of use thereof | Anthony Y. Kim | 2024-07-09 |
| 11702570 | Polishing composition | Ryota MAE, Tsutomu Yoshino, Hirofumi Ikawa, Yasuto Ishida | 2023-07-18 |
| 11692137 | Intermediate raw material, and polishing composition and composition for surface treatment using the same | Tsutomu Yoshino, Ayano YAMAZAKI, Satoru Yarita, Yasuto Ishida | 2023-07-04 |
| 11466234 | Surface treatment composition, method for producing surface treatment composition, surface treatment method, and method for producing semiconductor substrate | Tsutomu Yoshino, Yasuto Ishida | 2022-10-11 |
| 11339310 | Polishing composition | Yukari Uehara, Kenichi Komoto | 2022-05-24 |
| 11162057 | Composition for surface treatment, method for producing composition for surface treatment, surface treatment method, and method for producing semiconductor substrate | Tsutomu Yoshino, Ayano YAMAZAKI, Yasuto Ishida, Satoru Yarita | 2021-11-02 |
| 11028340 | Composition for surface treatment, method for producing the same, surface treatment method using composition for surface treatment, and method for producing semiconductor substrate | Yasuto Ishida, Tsutomu Yoshino, Yukinobu Yoshizaki | 2021-06-08 |
| 10876082 | Surface treatment composition, method for producing surface treatment composition, surface treatment method, and method for producing semiconductor substrate | Satoru Yarita, Tsutomu Yoshino, Yukinobu Yoshizaki, Yasuto Ishida | 2020-12-29 |
| 10781342 | Polishing composition | Takeki SATO, Yukinobu Yoshizaki, Koichi SAKABE | 2020-09-22 |
| 10781410 | Composition for surface treatment and method for surface treatment using the same | Yasuto Ishida, Tsutomu Yoshino | 2020-09-22 |
| 10478939 | Polishing method | Yukinobu Yoshizaki, Satoru Yarita | 2019-11-19 |
| 10414019 | Polishing composition | Takeki SATO, Yukinobu Yoshizaki | 2019-09-17 |
| 10138396 | Polishing composition | Yukinobu Yoshizaki | 2018-11-27 |
| 9505951 | Polishing composition | Takahiro Umeda, Takeshi Yoshikawa, Yoshihiro Kachi | 2016-11-29 |
| 9486892 | Polishing composition | Yasuto Ishida, Tatsuhiko Hirano | 2016-11-08 |