Issued Patents 2004
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834423 | Method of manufacturing a liquid discharge head | Hiroyuki Sugiyama, Yoshinori Misumi, Yoichi Taneya | 2004-12-28 |
| 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 |
| 6830324 | Liquid storing container, ink jet cartridge, and ink jet printing apparatus | Hideki Ogura, Nobuyuki Kuwabara, Tetsuya Ohashi | 2004-12-14 |
| 6827416 | Liquid discharge head, liquid discharge apparatus, valve protection method of the same liquid discharge head and maintenance system | Nobuyuki Matsumoto, Yoshinori Misumi, Hidehiko Kanda | 2004-12-07 |
| 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 | Masahiko Kubota, Sadayuki Sugama, Ichiro Saito, Yoshiyuki Imanaka, Muga Mochizuki +3 more | 2004-12-07 |
| 6798535 | Printer head and printer apparatus | Nobuyuki Matsumoto, Ichiro Saito, Yoshiyuki Imanaka, Yoichi Taneya, Muga Mochizuki | 2004-09-28 |
| 6786572 | Liquid discharge head and liquid discharge apparatus | Yoshiyuki Imanaka, Akihiro Yamanaka, Masahiko Kubota, Ryoji Inoue | 2004-09-07 |
| 6773092 | Liquid discharging head and liquid discharging device | Aya Yoshihira, Toshio Kashino, Kiyomitsu Kudo, Yoshie Asakawa | 2004-08-10 |
| 6773099 | Liquid container, liquid supplying apparatus, and recording apparatus | Ryoji Inoue, Nobuyuki Kuwabara, Tetsuya Ohashi, Hideki Ogura | 2004-08-10 |
| 6769754 | Ink jet recording apparatus utilizing solid semiconductor element | Yoshiyuki Imanaka, Ichiro Saito, Masahiko Kubota, Muga Mochizuki, Ryoji Inoue +1 more | 2004-08-03 |
| 6761434 | Liquid discharge head, element substrate, liquid discharging apparatus and liquid discharging method | Yoshinori Misumi, Yoichi Taneya, Hiroyuki Sugiyama | 2004-07-13 |
| 6745467 | Method of producing a liquid discharge head | Haruhiko Terai, Masami Kasamoto, Torachika Osada, Masashi Miyagawa, Genji Inada +3 more | 2004-06-08 |
| 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 | Masahiko Kubota, Sadayuki Sugama, Ichiro Saito, Yoshiyuki Imanaka, Muga Mochizuki +4 more | 2004-04-13 |
| 6712460 | Inkjet printing head | Tetsuya Ohashi, Naoji Otsuka, Hiroyuki Inoue, Nobuyuki Kuwabara, Masahito Yoshida +1 more | 2004-03-30 |
| 6709081 | Printing system, printing method, and ink tank | Yoshinori Misumi, Yoichi Taneya, Hiroyuki Sugiyama | 2004-03-23 |
| 6705692 | Ink jet element substrate and ink jet head that employs the substrate, and ink jet apparatus on which the head is mounted | Yoichi Taneya | 2004-03-16 |
| 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, Akihiro Yamanaka, Masahiko Kubota | 2004-02-10 |
| 6685296 | Ink tank and ink jet recording apparatus provided with the same | Muga Mochizuki, Ichiro Saito, Yoshiyuki Imanaka, Masahiko Kubota, Ryoji Inoue +1 more | 2004-02-03 |