Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5100861 | Thermal transfer dyesheet | Peter A. Gemmell | 1992-03-31 |
| 5071825 | Thermal transfer receiver | Anthony J. Nelson | 1991-12-10 |
| 5024699 | Leuco dyes and recording materials using the same | Kunio Hayakawa, Masahiro Nakata, Kaoru Kodera, Osamu Miyazaki | 1991-06-18 |
| 4981970 | Coloring phthalide compounds | Kunio Hayakawa | 1991-01-01 |
| 4940691 | Coloring phthalide compounds and recording materials using the compounds as coloring component | Kunio Hayakawa | 1990-07-10 |
| 4925828 | Leuco dyes and recording materials using the same | Kunio Hayakawa, Masahiro Nakata, Kaoru Kodera, Osamu Miyazaki | 1990-05-15 |
| 4880762 | Coloring phthalide compounds, method of producing the compounds and recording materials using any of the compounds as coloring component | Kunio Hayakawa | 1989-11-14 |
| 4845072 | Thermosensitive recording material | Hiromi Furuya | 1989-07-04 |
| 4665410 | Multi-color thermosensitive recording material | Norihiko Inaba | 1987-05-12 |
| 4663641 | Two-color thermosensitive recording adhesive label | Norihiko Inaba | 1987-05-05 |
| 4638340 | Two-color thermosensitive recording label | Norihiko Inaba | 1987-01-20 |
| 4620204 | Two-color thermosensitive recording material | Norihiko Inaba | 1986-10-28 |
| 4620205 | Two-color thermosensitive recording material | Nirohiko Inaba | 1986-10-28 |
| 4613878 | Two-color thermosensitive recording material | Norihiko Inaba | 1986-09-23 |
| 4517580 | Thermosensitive recording material | Keishi Taniguchi | 1985-05-14 |
| 4511910 | Thermosensitive recording material | Keishi Taniguchi | 1985-04-16 |
| 4507670 | Thermosensitive recording material | Takanori Motosugi, Hisashi Sakai | 1985-03-26 |
| 4502068 | Thermosensitive recording material | Keishi Taniguchi | 1985-02-26 |