Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11466206 | Silicon etching solution and method for producing silicon device using the etching solution | Yoshiki SEIKE, Kenji Kobayashi, Sei NEGORO | 2022-10-11 |
| 11390829 | Treatment liquid for semiconductor wafers, which contains hypochlorite ions | Takafumi SHIMODA, Takayuki NEGISHI, Yuki KIKKAWA | 2022-07-19 |