Issued Patents 2004
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834943 | Liquid discharge head, a substrate for use of such head and a method of manufacture therefor | Hiroaki Mihara, Masahiko Ogawa, Kazuaki Masuda, Masami Ikeda, Ichiro Saito +6 more | 2004-12-28 |
| 6827411 | Solid semiconductor element, ink tank, ink jet recording apparatus provided with ink tank, liquid information acquiring method and liquid physical property change discriminating method | Sadayuki Sugama, Ichiro Saito, Hiroyuki Ishinaga, Yoshiyuki Imanaka, Muga Mochizuki +3 more | 2004-12-07 |
| 6799838 | Liquid discharge head liquid discharge method and liquid discharge apparatus | Masaru Iketani | 2004-10-05 |
| 6789863 | Recording apparatus and method of controlling the same | Takashi Nojima, Osamu Sato, Atsuhiro Tsuchiya, Akio Kato, Koichi Kuno +2 more | 2004-09-14 |
| 6786572 | Liquid discharge head and liquid discharge apparatus | Yoshiyuki Imanaka, Hiroyuki Ishinaga, Akihiro Yamanaka, Ryoji Inoue | 2004-09-07 |
| 6769754 | Ink jet recording apparatus utilizing solid semiconductor element | Yoshiyuki Imanaka, Ichiro Saito, Hiroyuki Ishinaga, Muga Mochizuki, Ryoji Inoue +1 more | 2004-08-03 |
| 6752487 | Liquid discharging head, method for manufacturing a liquid discharging head, and liquid discharging apparatus | Koromo Shirota, Teruo Ozaki, Ryuji Katsuragi, Hidehiko Kanda | 2004-06-22 |
| 6719394 | SEMICONDUCTOR DEVICE, INK TANK PROVIDED WITH SUCH SEMICONDUCTOR DEVICE, INK JET CARTRIDGE, INK JET RECORDING APPARATUS, METHOD FOR MANUFACTURING SUCH SEMICONDUCTOR DEVICE, AND COMMUNICATION SYSTEM, METHOD FOR CONTROLLING PRESSURE, MEMORY ELEMENT, SECURITY SYSTEM OF INK JET RECORDING APPARATUS | Sadayuki Sugama, Ichiro Saito, Hiroyuki Ishinaga, Yoshiyuki Imanaka, Muga Mochizuki +4 more | 2004-04-13 |
| 6688729 | Liquid discharge head substrate, liquid discharge head, liquid discharge apparatus having these elements, manufacturing method of liquid discharge head, and driving method of the same | Yoshiyuki Imanaka, Sadayuki Sugama, Ichiro Saito, Hiroyuki Ishinaga, Akihiro Yamanaka | 2004-02-10 |
| 6685296 | Ink tank and ink jet recording apparatus provided with the same | Muga Mochizuki, Ichiro Saito, Hiroyuki Ishinaga, Yoshiyuki Imanaka, Ryoji Inoue +1 more | 2004-02-03 |