Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6431674 | Ink-jet recording head that minutely vibrates ink meniscus | Kazunaga Suzuki, Kenji Tsukada, Yoshiyuki Koike, Takeo Seino, Yasuhiko Kosugi +2 more | 2002-08-13 |
| 5948154 | Color ink set for ink-jet recording | Hiroko Hayashi, Etsuko Yoshiike, Miharu Kanaya, Yoshiyuki Koike, Akio Owatari | 1999-09-07 |
| 5795970 | Mixed disazo-dye composition and black aqueous ink composition containing the same that provides high grade image on print | Takashi Ono, Tatsuya Yagyu, Yoshihiro Sawatari, Masaki Sasaki, Miharu Kanaya +2 more | 1998-08-18 |
| 5753016 | Ink composition excellent in reproduction of black color and ink jet recording method using the same | Hiroko Hayashi, Miharu Kanaya, Akio Owatari | 1998-05-19 |
| 5647897 | Ink composition for ink jet recording | Miharu Kanaya, Hiroko Hayashi, Kiyohiko Takemoto, Masaaki Itano | 1997-07-15 |
| 5502470 | Ink jet recording head and process for producing the same | Satoru Miyashita, Mitsuro Atobe, Yasushi Karasawa, Kiyohiko Takemoto | 1996-03-26 |
| 5312517 | Method of forming a nozzle for an ink-jet printer head | — | 1994-05-17 |