Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5721578 | Methods of gradation control and picture quality improvement in a thermal printer which adapts a staggered printing system | Yoshiyuki Nakai, Yasushi Adachi, Tatsuya Tanaka, Tsuyoshi Takeno | 1998-02-24 |
| 5616386 | Cleaning sheet for a paper feeding device | Tomohiko Okada, Fumio Shiozaki, Seiichi Kizu, Kazuhiko Ashiya | 1997-04-01 |
| 4870049 | Heat sensitive paper | Yoichi Yamamoto, Hironori Fujii, Koji Uhara, Hirofumi Tanaka | 1989-09-26 |
| 4279849 | Method for producing cordierite ceramic honeycomb structural bodies | Yutaka Ogawa, Seiichi Asami | 1981-07-21 |