Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9591696 | Induction heating method | Naoki Uchida, Nobutaka Matsunaka, Keiji Kawanaka, Takahiro Ao | 2017-03-07 |
| 4950334 | Gas carburizing method and apparatus | Nobuo Nishioka, Tadayoshi Juge, Yoshiaki Shimizu, Keishichi Namba, Hiroshi Shimura +3 more | 1990-08-21 |