Issued Patents All Time
Showing 26–50 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7575292 | Printhead having digital circuit and analog circuit, and printing apparatus using the same | — | 2009-08-18 |
| 7559626 | 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 | 2009-07-14 |
| 7364272 | Printing head, head cartridge having printing head, printing apparatus using printing head, and printing head substrate | Hiroyuki Maru, Takashi Yoshida, Kazuki Ohta | 2008-04-29 |
| 7267429 | Ink-jet printhead substrate, driving control method, ink-jet printhead and ink-jet printing apparatus | — | 2007-09-11 |
| 7133153 | Printhead having digital circuit and analog circuit, and printing apparatus using the same | — | 2006-11-07 |
| 7125093 | Recording-head substrate, recording head, and recording apparatus | — | 2006-10-24 |
| 7101099 | Printing head, head cartridge having printing head, printing apparatus using printing head, and printing head substrate | Hiroyuki Maru, Takashi Yoshida, Kazuki Ohta | 2006-09-05 |
| 6971735 | Ink-jet printhead board, ink-jet printhead, and ink-jet printing apparatus | Ichiro Saito, Yoshiyuki Imanaka, Nobuyuki Hirayama, Muga Mochizuki, Takaaki Yamaguchi | 2005-12-06 |
| 6824237 | Printhead, head cartridge having said printhead, printing apparatus using said printhead and printhead element substrate | Nobuyuki Hirayama, Yoshiyuki Imanaka | 2004-11-30 |
| 6755580 | Ink-jet printing head | Hiroyuki Maru, Takashi Yoshida, Kazuki Ohta | 2004-06-29 |
| 6742874 | Printhead substrate inputting a data signal and a clock signal, printhead, printhead cartridge, and printer thereof | Nobuyuki Hirayama, Yoshiyuki Imanaka | 2004-06-01 |
| 6712437 | Printhead board, printhead and printing apparatus | Yoshiyuki Imanaka, Nobuyuki Hirayama | 2004-03-30 |
| 6688728 | Ink-jet recording head, ink-jet recording apparatus, and electronic equipment | Takashi Watanabe, Mineo Kaneko, Yasutomo Watanabe | 2004-02-10 |
| 6640007 | Electronic writing implement and method of electronic writing | Manabu Niie, Makoto Shioya | 2003-10-28 |
| 6520611 | Print head and printer apparatus using the same | Hiroyuki Ishinaga, Junji Shimoda, Fumio Murooka, Hiroyuki Maru, Masaaki Izumida +1 more | 2003-02-18 |
| 6474782 | Printhead and printing apparatus using the same | — | 2002-11-05 |
| 6471339 | Substrate for thermal recording head, ink jet recording head using the substrate, recording apparatus with the recording head, and method of driving recording head | Yuji Kamiyama, Fumio Murooka, Shuichi Katao, Yoshiyuki Imanaka, Hiroyuki Maru +1 more | 2002-10-29 |
| 6447085 | Driving method of ink-jet recording head, and recording apparatus for performing the driving method | Takayuki Yagi, Yasuyuki Tamura, Akira Asai, Katsuhiko Shinjo, Hidenori Watanabe +2 more | 2002-09-10 |
| 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 |
| 6409300 | Printing head, printing method and apparatus using same, and apparatus and method for correcting said printing head | Yoshiyuki Imanaka, Masaki Inaba, Masami Ikeda, Yutaka Koizumi, Tsuyoshi Orikasa +13 more | 2002-06-25 |
| 6302504 | Recording head and recording apparatus using the same | Yoshiyuki Imanaka, Masami Kasamoto, Toshihiro Mori, Teruo Ozaki, Hidenori Watanabe +1 more | 2001-10-16 |
| 6257695 | Substrate for thermal recording head, ink jet recording head using the substrate, recording apparatus with the recording head, and method of driving record head | Yuji Kamiyama, Fumio Murooka, Shuichi Katao, Yoshiyuki Imanaka, Hiroyuki Maru +1 more | 2001-07-10 |
| 6243111 | Print head substrate, print head using the same, and printing apparatus | Yoshiyuki Imanaka, Kimiyuki Hayasaki, Hiroyuki Maru, Masaaki Izumida | 2001-06-05 |
| 6243109 | Print head with driving, transmission and control devices on single substrate | Hiroyuki Ishinaga, Junji Shimoda, Fumio Murooka, Hiroyuki Maru, Masaaki Izumida +1 more | 2001-06-05 |
| 6148185 | Feed-forward amplifying device and method of controlling the same and base station with feed-forward amplifying device | Satoshi Maruyama, Tokihiro Miyo, Fumihiko Kobayashi, Norio Tazawa, Yasushi Seino | 2000-11-14 |