Issued Patents All Time
Showing 51–75 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6636694 | Face image photographing apparatus and face image photographing method | Mikio Suga | 2003-10-21 |
| 6530650 | Ink jet head substrate, ink jet head, method for manufacturing ink jet head substrate, method for manufacturing ink jet head, method for using ink jet head and ink jet recording apparatus | Teruo Ozaki, Masami Ikeda, Masami Kasamoto, Ichiro Saito, Hiroyuki Ishinaga +3 more | 2003-03-11 |
| 6520611 | Print head and printer apparatus using the same | Hiroyuki Ishinaga, Junji Shimoda, Fumio Murooka, Tatsuo Furukawa, Hiroyuki Maru +1 more | 2003-02-18 |
| 6513914 | Liquid discharging head, method for manufacturing liquid discharging head, and liquid discharging apparatus | Hiroyuki Ishinaga, Yoichi Taneya, Hiroyuki Sugiyama | 2003-02-04 |
| 6505903 | Method of discharging plural liquid droplets from single discharge port | Hiroyuki Ishinaga, Sadayuki Sugama, Yoichi Taneya, Hiroyuki Sugiyama | 2003-01-14 |
| 6491382 | Liquid discharge head and apparatus having restricted movement of a movable member | Yoichi Taneya, Hiroyuki Ishinaga, Hiroyuki Sugiyama | 2002-12-10 |
| 6483993 | Face image photographing apparatus and face image photographing method | Mikio Suga | 2002-11-19 |
| 6474792 | Liquid discharge head, method for manufacturing liquid discharge head, head cartridge on which liquid discharge head is mounted, and liquid discharge apparatus | Hiroyuki Sugiyama, Masami Kasamoto, Hiroyuki Ishinaga, Teruo Ozaki, Yoichi Taneya +2 more | 2002-11-05 |
| 6467894 | Ink jet print apparatus and print method using the same | — | 2002-10-22 |
| 6439690 | Element substrate having connecting wiring between heat generating resistor elements and ink jet recording apparatus | Hiroyuki Ishinaga, Kazuaki Masuda, Junji Shimoda, Masami Kasamoto, Fumio Murooka +6 more | 2002-08-27 |
| 6439692 | Ink jet recording apparatus and driving method thereof using a flow resistance element to promote collapse of a generated bubble | — | 2002-08-27 |
| 6431685 | Printing head and printing apparatus | — | 2002-08-13 |
| 6409319 | Liquid discharge head, liquid discharge apparatus and liquid discharging method | Yoichi Taneya, Hiroyuki Ishinaga, Hiroyuki Sugiyama | 2002-06-25 |
| 6409296 | Liquid discharge method, liquid discharge head and liquid discharge apparatus | Hiroyuki Ishinaga, Yoichi Taneya, Hiroyuki Sugiyama, Satoshi Shimazu | 2002-06-25 |
| 6341849 | Ink jet recording apparatus having flow resistance elements and driving method therefor | — | 2002-01-29 |
| 6244693 | Ink jet recording apparatus having a flow resistance element and driving method | — | 2001-06-12 |
| 6243109 | Print head with driving, transmission and control devices on single substrate | Hiroyuki Ishinaga, Junji Shimoda, Fumio Murooka, Tatsuo Furukawa, Hiroyuki Maru +1 more | 2001-06-05 |
| 6224191 | Ink jet recording head | Asao Saito, Masaki Oikawa | 2001-05-01 |
| 6126262 | Ink-jet printing apparatus and ink-jet printing method | — | 2000-10-03 |
| 6109734 | Ink-jet head, ink-jet apparatus and method of filling buffer chamber with bubbles | Toshio Kashino, Ishigorou Takahashi, deceased, Hiroyuki Ishinaga, Eiichiro Shimizu, Keisuke Matsuo | 2000-08-29 |
| 6022092 | Ink jet recording apparatus with means for equalizing ink droplet volumes | — | 2000-02-08 |
| 5880762 | Ink jet head with preliminary heater element | Hiroyuki Ishinaga, Kazuaki Masuda, Junji Shimoda, Masami Kasamoto, Fumio Murooka +6 more | 1999-03-09 |
| 5877784 | Printhead, printing apparatus and printing method using printhead | Hiroyuki Maru, Junji Shimoda, Fumio Murooka, Tatsuo Furukawa, Hiroyuki Ishinaga +1 more | 1999-03-02 |
| 5731828 | Ink jet head, ink jet head cartridge and ink jet apparatus | Hiroyuki Ishinaga, Kazuaki Masuda, Junji Shimoda, Masami Kasamoto, Fumio Murooka +6 more | 1998-03-24 |
| 5602576 | Ink-jet type recording head and monolithic integrated circuit suitable therfor | Fumio Murooka, Junji Shimoda, Tatsuo Furukawa, Hiroyuki Ishinaga, Hiroyuki Maru +1 more | 1997-02-11 |