Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5873982 | Method and apparatus of discriminating coal species | Junichi Yoshimura, Mitsuyuki Takahashi, Satoshi Sugawara, Fumio Kutsukake, Masatoshi Yokoyama +5 more | 1999-02-23 |
| 4856921 | Rotary wheel printer | — | 1989-08-15 |
| 4748522 | Magnetic head assembly having vibration controlling member | Atsushi Takahashi, Atsushi Iwanaga | 1988-05-31 |
| 4565128 | Rotary wheel printer | Naoki MORIYAMA, Hiroshi Koike | 1986-01-21 |