Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6724292 | Thermal fuse | Tokihiro Yoshikawa, Michihiko Nishijima, Hideo Kumita | 2004-04-20 |
| 6213590 | Inkjet head for reducing pressure interference between ink supply passages | Masahiro Fujii, Keiichi Mukaiyama, Hiroyuki Maruyama, Tadaaki Hagata | 2001-04-10 |
| 5992978 | Ink jet recording apparatus, and an ink jet head manufacturing method | Masahiro Fujii, Keiichi Mukaiyama, Hiroyuki Maruyama, Tadaaki Hagata | 1999-11-30 |
| 5975668 | Ink jet printer and its control method for detecting a recording condition | Masahiro Fujii, Shigeo Sugimura, Hiroshi Koeda, Naoki Kobayashi, Asahiro Oguchi | 1999-11-02 |
| 5821951 | Ink jet printer having an electrostatic activator and its control method | Masahiro Fujii, Shigeo Sugimura, Hiroshi Koeda, Naoki Kobayashi, Asahiro Oguchi | 1998-10-13 |
| 5668579 | Apparatus for and a method of driving an ink jet head having an electrostatic actuator | Masahiro Fujii, Shigeo Sugimura, Hiroshi Koeda, Naoki Kobayashi, Asahiro Oguchi | 1997-09-16 |
| 5644341 | Ink jet head drive apparatus and drive method, and a printer using these | Masahiro Fujii, Hiroshi Koeda, Keiichi Mukaiyama, Hiroyuki Maruyama, Noriyoshi Otsuki +2 more | 1997-07-01 |
| 5563634 | Ink jet head drive apparatus and drive method, and a printer using these | Masahiro Fujii, Hiroshi Koeda | 1996-10-08 |