Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10861678 | Plasma etching apparatus and method | Akira Koshiishi, Noriyuki Kobayashi, Shigeru Yoneda, Kenichi Hanawa, Shigeru Tahara | 2020-12-08 |
| 10854431 | Plasma processing apparatus and method | Akira Koshiishi, Kunihiko Hinata, Noriyuki Kobayashi, Chishio Koshimizu, Ryuji Ohtani +11 more | 2020-12-01 |
| 10619229 | Manufacturing method of wear-resistant iron-based sintered alloy and wear-resistant iron-based sintered alloy | Nobuyuki Shinohara, Yuki KAMO, Yoshihisa Ueda, Takanori YONEDA, Yusaku Yoshida | 2020-04-14 |
| 10546727 | Plasma processing apparatus and method | Akira Koshiishi, Kunihiko Hinata, Noriyuki Kobayashi, Chishio Koshimizu, Ryuji Ohtani +11 more | 2020-01-28 |
| 10529539 | Plasma processing apparatus and method | Akira Koshiishi, Kunihiko Hinata, Noriyuki Kobayashi, Chishio Koshimizu, Ryuji Ohtani +10 more | 2020-01-07 |