Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5936649 | Recording method, recording apparatus for conducting the recording method and ink jet cartridge for use in the recording apparatus | Masami Ikeda, Nobuyuki Kuwabara, Seiichiro Karita, Masahiro Haruta, Shinichi Tochihara +3 more | 1999-08-10 |
| 5466282 | Azo dye compound, ink containing the same, and recording method and instrument using the ink | Tsuyoshi Eida, Takao Yamamoto, Kumiko Mafune | 1995-11-14 |
| 5451251 | Ink, and ink-jet recording method and instrument using the same | Kumiko Mafune, Tsuyoshi Eida, Keiichi Murai, Yoshifumi Hattori, Mayumi Yamamoto +9 more | 1995-09-19 |
| 5256194 | Color ink jet recording method | Kazuo Iwata, Shinichi Tochihara, Hitoshi Sugimoto | 1993-10-26 |
| 5213613 | Ink, and ink-jet recording method and instrument using the same | Akira Nagashima, Shinichi Tochihara, Kumiko Mafune | 1993-05-25 |
| 5182579 | Ink-jet having ink storing absorbant material | Masahiro Haruta, Masami Ikeda, Seiichiro Karita, Nobuyuki Kuwabara, Takahisa Kawamura +7 more | 1993-01-26 |
| 5148186 | Ink jet recording method | Shinichi Tochihara, Kazuo Iwata | 1992-09-15 |
| 5137570 | Ink jet recording device and cartridge therefore | Kazuo Iwata, Shinichi Tochihara, Hitoshi Sugimoto | 1992-08-11 |
| 5135571 | Recording liquid | Katsuhiro Shirota, Kazuo Iwata, Shinichi Tochihara | 1992-08-04 |
| 5131949 | Ink, ink-jet recording process, and instrument making use of the ink | Shinichi Tochihara, Makoto Aoki, Kumiko Mafune, Akira Nagashima, Kenji Aono | 1992-07-21 |
| 5132700 | Ink-jet recording process and apparatus employing-ink for ink-jet recording | Shinichi Tochihara, Makoto Aoki, Kumiko Mafune, Kenji Aono, Akira Nagashima | 1992-07-21 |
| 5125969 | Recording liquid and ink jet recording method employing the same | Kazuo Iwata, Shinichi Tochihara, Hitoshi Sugimoto | 1992-06-30 |
| 5080716 | Ink having use in ink-jet recording | Makoto Aoki, Kumiko Mafune, Shinichi Tochihara, Kenji Aono, Akira Nagashima | 1992-01-14 |
| 5078790 | Ink, ink-jet recording process, and instrument making use of the ink | Shinichi Tochihara, Makoto Aoki, Kumiko Mafune, Kenji Aono, Akira Nagashima | 1992-01-07 |
| 4931810 | Ink-jet recording system | Kazuo Iwata, Shinichi Tochihara | 1990-06-05 |