Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6176912 | Ink jet printer and ink for ink jet recording | Kenichi Kato, Chiyoshige Nakazawa, Kazuhiko Sato, Hiroshi Mukai, Katsuko Aoki | 2001-01-23 |
| 5972086 | Ink jet printer and ink for ink jet recording | Kenichi Kato, Chiyoshige Nakazawa, Kazuhiko Sato, Hiroshi Mukai, Katsuko Aoki | 1999-10-26 |
| 5892528 | Water-soluble ink for ink jet type recording and ink jet type recording apparatus using same | Chiyoshige Nakazawa, Kenichi Kato, Katsuko Aoki, Hiroshi Mukai | 1999-04-06 |
| 5397386 | Water-soluble ink, ink jet printer and method of printing thereof | Chiyoshige Nakazawa, Shigeo Sugimura | 1995-03-14 |