Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5271262 | Apparatus for forging a large caliber ring | Etsuo Murai, Takayoshi Dei | 1993-12-21 |
| 4993836 | Method and apparatus for measuring form of three-dimensional objects | Nakatomo Furuhashi, Yuichi Ono, Hiroshi Kobayashi | 1991-02-19 |
| 4504527 | Method for the insulation of heated metalic materials | Sadao Hara, Hisashi Kaga, Toshihiro Minaki, Kenichi Shibata, Junichi Ogawa +1 more | 1985-03-12 |