Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5006870 | Thermal recording head | Kazuhiko Higuchi | 1991-04-09 |
| 4910603 | Half-tone image reproduction method and apparatus using partial density ranges | Kiyoshi Yamada, Kazuhiko Higuchi | 1990-03-20 |
| 4890121 | Halftone image printing device | Hitoshi Nagato, Kazuhiko Higuchi, Kiyoshi Yamada, Tadayoshi Ohno, Tsutomu Kanai | 1989-12-26 |
| 4884080 | Color image printing apparatus | Hitoshi Nagato, Kazuhiko Higuchi, Kiyoshi Yamada, Tadayoshi Ohno, Tsutomu Kanai +1 more | 1989-11-28 |
| 4819008 | Thermal head driver circuit | Hitoshi Nagato, Tadayoshi Ohno | 1989-04-04 |
| 4724446 | Thermal transfer printing apparatus | Hitoshi Nagato, Kazuhiko Higuchi, Kiyoshi Yamada, Tadayoshi Ohno, Tsutomu Kanai | 1988-02-09 |
| 4692812 | Picture image reader | Kiyoshi Yamada, Kazuhiko Higuchi, Tutomu Saito | 1987-09-08 |
| 4514738 | Thermal recording system | Hitoshi Nagato, Koji Izawa | 1985-04-30 |
| 4352553 | Quality control copying apparatus | — | 1982-10-05 |