Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4651177 | Thermal transfer recording material | Toshihiko Matsushita, Mikiya Sekine | 1987-03-17 |
| 4628337 | Reversible image-forming material | Mikiya Sekine, Toshihiko Matsushita, Yasuhiko Oiri | 1986-12-09 |
| 4594269 | Chemically resistant thermosensitive recording paper | Masahiro Miyauchi, Fumio Okumura, Masahiro Higuchi | 1986-06-10 |
| 4579770 | Multicolor heat transfer paper | Toshihiko Matsushita | 1986-04-01 |
| 4580142 | Thermal transfer impression system | Toshihiko Matsushita | 1986-04-01 |
| 4568956 | Heat-sensitive and heat transfer recording sheet with pressure sensitivity | Toshihiko Matsushita, Mikiya Sekine | 1986-02-04 |
| 4525428 | Process for producing multicolor heat-transfer recording paper | Toshihiko Matsushita, Hideo Makishima | 1985-06-25 |
| 4520376 | Heat-sensitive recording sheet | Toshihiko Matsushita | 1985-05-28 |
| 4520378 | Heat-sensitive recording paper and a process for production thereof | Toshihiko Matsushita | 1985-05-28 |
| 4501809 | Photosetting microcapsules and photo- and pressure-sensitive recording sheet | Shigetoshi Hiraishi, Toshihiko Matsushita | 1985-02-26 |
| 4486764 | Plain paper transfer type pressure-sensitive copying paper | Toshihiko Matsushita, Shigetoshi Hiraishi | 1984-12-04 |
| 4474898 | "Pressure-sensitive copying paper of ""transfer to plain paper"" type" | Toshihiko Matsushita, Shigetoshi Hiraishi | 1984-10-02 |
| 4461495 | Pressure sensitive copying paper | Yukiya Nakasato, Atsuo Kuramoto, Shigetoshi Hiraishi | 1984-07-24 |
| 4435471 | Transfer-onto-plain paper type of pressure-sensitive copying paper | Toshihiko Matsushita, Shigetoshi Hiraishi | 1984-03-06 |
| 4415627 | Chemically resistant thermosensitive recording paper | Masahiro Miyauchi, Fumio Okumura, Masahiro Higuchi | 1983-11-15 |
| 4411451 | Pressure sensitive copying paper | Toshihiko Matsushita, Eiko Kamimura, Shigetoshi Hiraishi | 1983-10-25 |
| 4397483 | Pressure sensitive recording paper | Shigetoshi Hiraishi, Toshihiko Matsushita | 1983-08-09 |
| 4396684 | Heat-sensitive recording paper causing reduced thermal head abrasion | Fumio Okumura, Masahiro Higuchi, Syun Kamei | 1983-08-02 |
| 4352855 | Transfer-onto-plain paper type pressure-sensitive copying paper | Shigetoshi Hiraishi, Toshihiko Matsushita | 1982-10-05 |
| 4320039 | Heat-sensitive recording composition with improved image stability | Fumio Okumura, Masahiro Higuchi, Masahiro Miyauchi, Syun Kamei | 1982-03-16 |
| 4265978 | Heat-sensitive recording paper improved in keeping quality of ground color | Fumio Okumura, Masahiro Higuchi | 1981-05-05 |