Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6060425 | Reversible thermosensitive recording material | Kunichika Morohoshi, Yoshihiko Hotta, Yukio Konagaya, Makoto Kawaguchi, Fumihito Masubuchi +1 more | 2000-05-09 |
| 5900900 | Image recording method using reversible thermosensitive recording material and image display apparatus using the same | Yoshihiko Hotta, Yukio Konagaya, Kunichika Morohoshi, Makoto Kawaguchi, Akira Suzuki +1 more | 1999-05-04 |
| 5869422 | Reversible thermosensitive recording medium and method for producing the medium | Suzuki Kazumi, Yoshihiko Hotta, Atsushi Kutami, Kunichika Morohoshi, Tetsuya Amano | 1999-02-09 |
| 5801743 | Image formation method using a reversible thermosensitive recording material | Akihide Itoh, Yoshihiko Hotta, Akira Suzuki, Atushi Kutami | 1998-09-01 |
| RE35640 | Reversible thermosensitive recording material | Yoshihiko Hotta, Keishi Kubo, Makoto Kawaguchi | 1997-10-21 |
| 5614461 | Image formation method using a reversible thermosensitive recording material | Akihide Itoh, Yoshihiko Hotta, Akira Suzuki, Atushi Kutami | 1997-03-25 |
| 5556827 | Method for producing reversible thermosensitive recording material | Yukio Konagaya, Yoshihiko Hotta, Kunichika Morohoshi, Makoto Kawaguchi, Akira Suzuki +2 more | 1996-09-17 |
| 5321239 | Card processing method | Fumihito Masubuchi, Yoshihiko Hotta, Kunichika Morohoshi, Makoto Kawaguchi, Yukio Konagaya +1 more | 1994-06-14 |
| 5283220 | Reversible thermosensitive recording material | Makoto Kawaguchi, Yoshihiko Hotta, Yukio Konagaya, Kunichika Morohoshi, Akira Suzuki +3 more | 1994-02-01 |
| 5260254 | Information memory and display medium | Yoshihiko Hotta | 1993-11-09 |
| 5219820 | Reversible thermosensitive recording material and method of producing the same | Kunichika Morohoshi, Yoshihiko Hotta, Yukio Konagaya, Makoto Kawaguchi, Akira Suzuki | 1993-06-15 |
| 5158924 | Reversible thermosensitive recording material and image display method of using the same | Yukio Konagaya, Yoshihiko Hotta, Makoto Kawaguchi, Kunichika Morohoshi, Akira Suzuki +2 more | 1992-10-27 |
| 5158926 | Reversible thermosensitive recording material | Yoshihiko Hotta, Makoto Kawaguchi, Kunichika Morohoshi, Yukio Konagaya, Akira Suzuki +1 more | 1992-10-27 |
| 5087601 | Reversible thermosensitive recording material | Yoshihiko Hotta, Keishi Kubo, Makoto Kawaguchi | 1992-02-11 |