Issued Patents All Time
Showing 51–64 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6116714 | 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 | 2000-09-12 |
| 6054689 | Printing head and printing apparatus using same | Yoshiyuki Imanaka, Hiroyuki Maru | 2000-04-25 |
| 5943070 | 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 | 1999-08-24 |
| 5918296 | Closing control device for fallboard | Muneo Ishida | 1999-06-29 |
| 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, Hiroyuki Ishinaga, Masaaki Izumida +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 |
| 5661404 | Circuit network measurement device and calibration method | Koichi Yanagawa, Atsushi Ishihara, Hiroyuki Iwai | 1997-08-26 |
| 5642070 | Signal processing circuit and system for detection of absolute value | — | 1997-06-24 |
| 5602576 | Ink-jet type recording head and monolithic integrated circuit suitable therfor | Fumio Murooka, Junji Shimoda, Hiroyuki Ishinaga, Hiroyuki Maru, Masaaki Izumida +1 more | 1997-02-11 |
| 5591960 | Photoelectric converter with signal processing | Toshiki Nakayama | 1997-01-07 |
| 5468954 | Photo-electric converter having variable accumulation time | — | 1995-11-21 |
| 5272328 | Photo-electric converter having variable accumulation time and a compensating circuit | — | 1993-12-21 |
| 5056396 | Opening/closing apparatus of keyboard cover | — | 1991-10-15 |