Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8137819 | Multilayer steel and method for producing multilayer steel | Toshihiko Koseki, Toshio Suzuki, Junya Inoue, Mitsuyuki Tanaka | 2012-03-20 |
| 4386258 | High frequency magnetic field coupling arc plasma reactor | Kazuo Akashi, Ryuichi Ishizuka | 1983-05-31 |