Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4717593 | Heat-sensitive recording sheet | Akira Igarashi | 1988-01-05 |
| 4533929 | Heat-sensitive recording sheet | Kensuke Ikeda | 1985-08-06 |
| 4466007 | Heat-sensitive recording paper | Akira Igarashi | 1984-08-14 |
| 4460626 | Heat-sensitive recording material | Akira Igarashi, Hiroharu Matsukawa | 1984-07-17 |
| 4455346 | Heat-sensitive recording paper | Akira Igarashi | 1984-06-19 |
| 4446174 | Method of ink-jet recording | Masakazu Maekawa, Masatoshi Sugiyama, Hideo Odawara | 1984-05-01 |
| 4442179 | Heat-sensitive recording paper | Akira Igarashi | 1984-04-10 |
| 4416939 | Heat-sensitive recording paper | Akira Igarashi | 1983-11-22 |
| 4415633 | Heat-sensitive recording material | Akira Igarashi, Hiroharu Matsukawa | 1983-11-15 |
| 4308542 | Ink jet recording method | Masakazu Maekawa, Masatoshi Sugiyama, Hideo Odawara | 1981-12-29 |