Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834298 | Crushing method and apparatus | Masahiro Chiji, Takeshi Tanaka, Tadao Kuwahara, Harunaga Kiuchi, Masamichi Cho | 1989-05-30 |
| 4831557 | Image composing apparatus | — | 1989-05-16 |
| 4597537 | Vertical mill | Takaaki Misaka, Takeshi Furukawa, Eiichi Onuma, Hiroshi Obana, Kyosuke Fukuyama +2 more | 1986-07-01 |