Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8313613 | Sanitary thin paper | Takashi Matsumura, Kiyoshi Taira | 2012-11-20 |
| 6794334 | Thermo reversible recording medium, member having information memorizing part, thermo reversible recording label, method of and apparatus for image processing | Yoshihiko Hotta, Kunichika Moroboshi, Fumio Kawamura, Katsushi Sugiyama, Koji Kawai +2 more | 2004-09-21 |
| 6489265 | Reversible thermosensitive recording medium, method of producing the medium, information recording devices using the medium, and image formation and erasing method using the medium | Yoshihiko Hotta, Kunichika Moroboshi, Masafumi Torii, Kunitoshi Sugiyama, Hideyuki Kobori +4 more | 2002-12-03 |
| 6362130 | Reversible thermosensitive recording medium, card, label, disk, disk cartridge, tape cassette, method of producing the recording medium, and method of recording and erasing images using the same | Yoshihiko Hotta, Kunichika Morohoshi, Masafumi Torii, Kunitoshi Sugiyama, Hideyuki Kobori +4 more | 2002-03-26 |
| 6174836 | Reversible thermosensitive recording medium, method of producing the medium, information recording devices using the medium, and image formation and erasing method using the medium | Yoshihiko Hotta, Kunichika Moroboshi, Masafumi Torii, Kunitoshi Sugiyama, Hideyuki Kobori +4 more | 2001-01-16 |
| 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 |