Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12217973 | Method of etching film and plasma processing apparatus | Kosuke Ogasawara, Takahisa Iwasaki, Kentaro Ishii, Chiju Hsieh | 2025-02-04 |
| 11404282 | Method of etching film and plasma processing apparatus | Kosuke Ogasawara, Takahisa Iwasaki, Kentaro Ishii, Chiju Hsieh | 2022-08-02 |
| 5252397 | Modified polyester resin and hot-melt-adhesive conjugate fibers using the same | Fusao Hanzawa, Takayoshi Nakajima, Masahiro Yokota, Kazuyoshi Kimura, Mamoru Fujita | 1993-10-12 |