Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10229815 | Plasma etching apparatus and method | Akira Koshiishi, Noriyuki Kobayashi, Shigeru Yoneda, Kenichi Hanawa, Shigeru Tahara | 2019-03-12 |
| 10213830 | Production method of sintered alloy, sintered-alloy compact, and sintered alloy | Nobuyuki Shinohara, Kimihiko Ando, Yoshihisa Ueda, Yusaku Yoshida | 2019-02-26 |