Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5213613 | Ink, and ink-jet recording method and instrument using the same | Akira Nagashima, Osamu Nishiwaki, 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 | Osamu Nishiwaki, Kazuo Iwata | 1992-09-15 |
| 5137570 | Ink jet recording device and cartridge therefore | Osamu Nishiwaki, Kazuo Iwata, Hitoshi Sugimoto | 1992-08-11 |
| 5135571 | Recording liquid | Katsuhiro Shirota, Osamu Nishiwaki, Kazuo Iwata | 1992-08-04 |
| 5131949 | Ink, ink-jet recording process, and instrument making use of the ink | Makoto Aoki, Kumiko Mafune, Akira Nagashima, Kenji Aono, Osamu Nishiwaki | 1992-07-21 |
| 5132700 | Ink-jet recording process and apparatus employing-ink for ink-jet recording | Makoto Aoki, Kumiko Mafune, Osamu Nishiwaki, Kenji Aono, Akira Nagashima | 1992-07-21 |
| 5125969 | Recording liquid and ink jet recording method employing the same | Osamu Nishiwaki, Kazuo Iwata, Hitoshi Sugimoto | 1992-06-30 |
| 5101217 | Recording method utilizing a recording liquid:water composition with 25 cp minimum viscosity at 9:1 blend and 15 cp maximum viscosity at 1:1 blend | Kazuo Iwata, Shoji Koike | 1992-03-31 |
| 5099255 | Recording method using recording liquid having organic solvent with plural (C.sub.2 H.sub.4 O) moieties | Shoji Koike, Kazuo Iwata, Yasuko Tomida | 1992-03-24 |
| 5080716 | Ink having use in ink-jet recording | Makoto Aoki, Kumiko Mafune, Osamu Nishiwaki, Kenji Aono, Akira Nagashima | 1992-01-14 |
| 5078790 | Ink, ink-jet recording process, and instrument making use of the ink | Makoto Aoki, Kumiko Mafune, Osamu Nishiwaki, Kenji Aono, Akira Nagashima | 1992-01-07 |
| 4986850 | Recording liquid:water composition with 25 cp minimum viscosity at 9:1 blend and 15 cp maximum viscosity at 1:1 blend | Kazuo Iwata, Shoji Koike | 1991-01-22 |
| 4973499 | Recording liquid having surface tension of at least 64 dyne/cm and viscosity of at most 2.5 cp at 25 degrees Celsius | Kazuo Iwata, Shoji Koike, Yasuko Tomida | 1990-11-27 |
| 4952943 | Method of drop-on-demand ink jet recording on sized paper with exposed fibers | Kazuo Iwata | 1990-08-28 |
| 4931810 | Ink-jet recording system | Kazuo Iwata, Osamu Nishiwaki | 1990-06-05 |
| 4923515 | Recording liquid having organic solvent with plural (C.sub.2 H.sub.4 O) moieties and recording method using the same | Shoji Koike, Kazuo Iwata, Yasuko Tomida | 1990-05-08 |