Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6090192 | Reversible thermosensitive coloring composition and reversible thermosensitive recording medium using same | Masafumi Torii, Hiroaki Matsui, Hiromi Furuya, Fumio Kawamura, Kyoji Tsutsui +4 more | 2000-07-18 |
| 5955225 | Reversible thermosensitive coloring composition and reversible thermosensitive recording medium using same | Hiromi Furuya, Masafumi Torii, Masaru Shimada, Fumio Kawamura, Kyoji Tsutsui +4 more | 1999-09-21 |
| 5942377 | Reversible thermosensitive composition and reversible thermosensitive recording medium using same | Masafumi Torii, Tadafumi Tatewaki, Hiroaki Matsui, Hiromi Furuya, Kyoji Tsutsui +5 more | 1999-08-24 |
| 5891823 | Reversible thermosensitive recording medium | Masafumi Torii, Hiroaki Matsui, Hiromi Furuya, Fumio Kawamura, Kyoji Tsutsui +4 more | 1999-04-06 |
| 5868821 | Thermally reversible color forming composition and thermally reversible recording medium using the thermally reversible color forming composition | Masafumi Torii, Shoji Maruyama, Fumio Kawamura, Hiromi Furuya, Kyoji Tsutsui +6 more | 1999-02-09 |