Issued Patents All Time
Showing 1–25 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9579888 | Recording element substrate | Tomoko Kudo, Nobuyuki Hirayama, Ryo Kasai, Kimiyuki Hayasaki | 2017-02-28 |
| 9138992 | Reception device and apparatus having the same | Ryo Kasai, Nobuyuki Hirayama, Kimiyuki Hayasaki, Hisao Terajima | 2015-09-22 |
| 9096058 | Device and apparatus for controlling same | Nobuyuki Hirayama, Ryo Kasai, Shinichi Omo, Hiroyuki Nakamura, Kimiyuki Hayasaki | 2015-08-04 |
| 8876242 | Liquid ejection head | Yuuji Tamaru, Yoshiyuki Imanaka, Koichi Omata, Hideo Tamura, Takaaki Yamaguchi +6 more | 2014-11-04 |
| 8864276 | Printhead and printing apparatus utilizing data signal transfer error detection | Hidenori Yamato, Nobuyuki Hirayama, Ryo Kasai, Kimiyuki Hayasaki, Shinji Takagi | 2014-10-21 |
| 8740350 | Inkjet recording head substrate and drive control method, inkjet recording head, inkjet recording head cartridge and inkjet recording apparatus | Masataka Sakurai, Hidenori Watanabe, Nobuyuki Hirayama, Ryo Kasai | 2014-06-03 |
| RE44825 | Print head substrate, print head using the same, and printing apparatus | Yoshiyuki Imanaka, Kimiyuki Hayasaki, Hiroyuki Maru, Masaaki Izumida | 2014-04-08 |
| 8672452 | Liquid discharge head and circuit board | Kimiyuki Hayasaki, Takamitsu Tokuda, Kengo Umeda, Nobuyuki Hirayama, Takaaki Yamaguchi +1 more | 2014-03-18 |
| 8632150 | Printhead substrate, printhead and printing apparatus | Ryo Kasai, Nobuyuki Hirayama, Tomoko Kudo | 2014-01-21 |
| 8579399 | Reception device and apparatus having the same | Ryo Kasai, Nobuyuki Hirayama, Kimiyuki Hayasaki, Hisao Terajima | 2013-11-12 |
| 8508565 | Device and apparatus for controlling same | Nobuyuki Hirayama, Ryo Kasai, Shinichi Omo, Hiroyuki Nakamura, Kimiyuki Hayasaki | 2013-08-13 |
| 8400484 | Device and apparatus for controlling same | Nobuyuki Hirayama, Ryo Kasai, Shinichi Omo, Hiroyuki Nakamura, Kimiyuki Hayasaki | 2013-03-19 |
| 8374093 | Repeater monitor system and repeater monitor method | Kiyoshi Sakurai, Kazuyuki Seri | 2013-02-12 |
| 8371668 | Recoding element substrate, recording head equipped with the same, recording head cartridge, and recording apparatus | Ryo Kasai, Nobuyuki Hirayama, Tomoko Kudo | 2013-02-12 |
| 8342620 | Driving device, recording head, and apparatus using the same | Ryo Kasai, Nobuyuki Hirayama, Kimiyuki Hayasaki | 2013-01-01 |
| 8322809 | Recording head and recording apparatus using recording head | Tomoko Kudo, Nobuyuki Hirayama, Ryo Kasai, Tomoyuki Inoue | 2012-12-04 |
| 8226190 | Recording element substrate and recording head having the same | Nobuyuki Hirayama, Masataka Sakurai, Ryo Kasai, Tomoko Kudo | 2012-07-24 |
| 8075103 | Ink jet print head substrate and ink jet print head | Masataka Sakurai, Nobuyuki Hirayama, Ryo Kasai, Tomoko Kurokawa | 2011-12-13 |
| 7988260 | Recording element substrate and recording head including recording element substrate | Tomoko Kudo, Nobuyuki Hirayama, Ryo Kasai | 2011-08-02 |
| 7896469 | Head substrate, printhead, head cartridge, and printing apparatus | — | 2011-03-01 |
| 7824014 | Head substrate, printhead, head cartridge, and printing apparatus | Nobuyuki Hirayama | 2010-11-02 |
| 7815272 | Element body for recording head and recording head having element body | Ryo Kasai, Masataka Sakurai, Nobuyuki Hirayama | 2010-10-19 |
| 7806492 | Printhead and printing apparatus | Nobuyuki Hirayama, Yoshiyuki Imanaka, Teruo Ozaki, Takuya Hatsui, Takaaki Yamaguchi | 2010-10-05 |
| 7775620 | Substrate for ink jet recording head, driving control method, ink jet recording head, and ink jet recording apparatus | — | 2010-08-17 |
| 7581805 | Recording head and recording apparatus | — | 2009-09-01 |