Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12217973 | Method of etching film and plasma processing apparatus | Kosuke Ogasawara, Takahisa Iwasaki, Kentaro Ishii, Seiji Ide | 2025-02-04 |
| 11404282 | Method of etching film and plasma processing apparatus | Kosuke Ogasawara, Takahisa Iwasaki, Kentaro Ishii, Seiji Ide | 2022-08-02 |