Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6589336 | Production method for silicon epitaxial wafer and silicon epitaxial wafer | Koji Ebara, Hiroki Ose | 2003-07-08 |
| 5637171 | Method of preparing polyvinyl chloride sheets for membrane press forming | — | 1997-06-10 |
| 5474100 | Electricity/air pressure converter | Takashi Nishijima, Atsushi Kimura, Masahito Tsuchiya | 1995-12-12 |
| 4672343 | Circuit protector | — | 1987-06-09 |