Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8818251 | Method of producing cleaning web, image-forming device and fixing device | Yuu Miyaguchi, Yasuhiro SHIROTANI, Kouji Sugimoto | 2014-08-26 |
| 7553796 | Phenol compound, reversible thermosensitive recording medium, reversible thermosensitive recording label, reversible thermosensitive recording member, image-processing apparatus and image-processing method | Satoshi Yamamoto, Kyoji Tsutsui, Kyohji Okada | 2009-06-30 |
| 7456132 | Phenol compound, reversible thermosensitive recording medium, reversible thermosensitive recording label, reversible thermosensitive recording member, image-processing apparatus and imaging-processing method | Satoshi Yamamoto, Kyoji Tsutsui, Kyohji Okada, Kunio Hayakawa, Shinya Kawahara +1 more | 2008-11-25 |
| 7419934 | Reversible thermosensitive coloring material and reversible thermosensitive recording material using the reversible thermosensitive coloring material | Satoshi Yamamoto, Kyohji Okada | 2008-09-02 |
| 6579826 | Reversible thermosensitive recording medium and image forming and erasing method using the recording medium | Tadafumi Tatewaki, Satoshi Arai, Takeshi Shibuya, Kyoji Tsutsui | 2003-06-17 |
| 6555705 | Thermosensitive recording material and phthalic acid derivatives for use in the same | Keishi Taniguchi, Hideo Suzaki | 2003-04-29 |
| 6261992 | Reversible thermosensitive recording material and recording method and apparatus therefor | Masaru Shimada, Tadafumi Tatewaki, Masafumi Torii, Fumio Kawamura, Hiroaki Matsui | 2001-07-17 |
| 6154243 | Reversible thermal recording method and apparatus therefor | Tadafumi Tatewaki, Fumio Kawamura, Atsushi Kutami, Kyoji Tsutsui, Masafumi Torii +2 more | 2000-11-28 |
| 6090192 | Reversible thermosensitive coloring composition and reversible thermosensitive recording medium using same | Masafumi Torii, Hiroaki Matsui, Fumio Kawamura, Kyoji Tsutsui, Katsushi Sugiyama +4 more | 2000-07-18 |
| 6090748 | Reversible thermosensitive recording material and recording method and recording apparatus therefor | Tadafumi Tatewaki, Masafumi Torii, Fumio Kawamura, Hiroaki Matsui, Masaru Shimada +1 more | 2000-07-18 |
| 6063173 | Reversible thermosensitive coloring composition and reversible thermosensitive recording medium using the same | Masafumi Torii, Masaru Shimada, Kyoji Tsutsui | 2000-05-16 |
| 6001159 | Reversible thermosensitive coloring composition and reversible thermosensitive recording medium using the same | Masafumi Torii, Kyoji Tsutsui, Masaru Shimada | 1999-12-14 |
| 5981429 | Reversible thermosensitive recording medium | Fumio Kawamura, Kyoji Tsutsui, Tadafumi Tatewaki | 1999-11-09 |
| 5981115 | Reversible thermosensitive recording material | Tadafumi Tatewaki, Fumio Kawamura, Kyoji Tsutsui | 1999-11-09 |
| 5955225 | Reversible thermosensitive coloring composition and reversible thermosensitive recording medium using same | Masafumi Torii, Masaru Shimada, Fumio Kawamura, Kyoji Tsutsui, Katsushi Sugiyama +4 more | 1999-09-21 |
| 5942377 | Reversible thermosensitive composition and reversible thermosensitive recording medium using same | Masafumi Torii, Tadafumi Tatewaki, Hiroaki Matsui, Kyoji Tsutsui, Masaru Shimada +5 more | 1999-08-24 |
| 5932516 | Reversible thermosensitive coloring composition and reversible thermosensitive recording medium using the same | Masafumi Torii, Masaru Shimada, Kyoji Tsutsui | 1999-08-03 |
| 5902653 | Oil holding cylinder for an oil coating roller and method therefor | Yoshihisa Miyahara, Kouichi Kimura, Yoshiyuki Motoyoshi, Tatsuo Takagi, Osamu Horiuchi | 1999-05-11 |
| 5891823 | Reversible thermosensitive recording medium | Masafumi Torii, Hiroaki Matsui, Fumio Kawamura, Kyoji Tsutsui, Katsushi Sugiyama +4 more | 1999-04-06 |
| 5876640 | Process for producing a coating fluid holding member | Yoshihisa Miyahara, Kohichi Kimura, Yoshiyuki Motoyoshi, Tatsuo Takagi, Osamu Horiuchi +2 more | 1999-03-02 |
| 5868821 | Thermally reversible color forming composition and thermally reversible recording medium using the thermally reversible color forming composition | Masafumi Torii, Shoji Maruyama, Fumio Kawamura, Kyoji Tsutsui, Katsuhisa Kamio +6 more | 1999-02-09 |
| 5866505 | Reversible thermosensitive coloring composition and reversible thermosensitive recording medium using the same | Masafumi Torii, Kyoji Tsutsui, Masaru Shimada | 1999-02-02 |
| 5800745 | Oil holding cylinder for an oil coating roller and method therefor | Yoshihisa Miyahara, Kouichi Kimura, Yoshiyuki Motoyoshi, Tatsuo Takagi, Osamu Horiuchi | 1998-09-01 |
| 5703005 | Thermosensitive coloring composition and reversible thermosensitive recording medium using same | Masafumi Torii, Masaru Shimada, Kyoji Tsutsui | 1997-12-30 |
| 5622909 | Thermosensitive recording materials | Yasutomo Mori, Keishi Taniguchi, Takeshi Yuyama | 1997-04-22 |