Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5939026 | Apparatus for processing gas by electron beam | Hirofumi Seki, Hirofumi Shirakata, Shigeo Shiono | 1999-08-17 |
| 5592189 | Apparatus for use in offices etc. | Soshiro Kuzunuki, Shuichi Okabe, Fumitaka Ito | 1997-01-07 |
| 5341413 | Communication equipment with a destination area on-line display function | Soshiro Kuzunuki, Shuichi Okabe, Fumitaka Ito | 1994-08-23 |
| 5255112 | Optical scanning apparatus and system | Seiji Maruo, Yasuaki Suzuki | 1993-10-19 |
| 5253085 | Variable scanning speed optical scanning device | Seizi Maruo, Yasuaki Suzuki | 1993-10-12 |
| 5237371 | Developing apparatus having charger for controlling charge on developer | — | 1993-08-17 |
| 5181129 | Electronic blackboard | Kunio Sato, Susumu Akimaru, Nobuyoshi Hoshi | 1993-01-19 |
| 5177625 | Image processing system suitable for use for a facsimile | Keisuke Nakashima, Tatsuki Inuzuka, Saburo Yasukawa, Yasuyuki Kozima | 1993-01-05 |
| 5097272 | Thermal head, producing method therefor, and recording apparatus using the thermal head | Makoto Tsumura, Yasuaki Suzuki, Tatuo Honda, Ren Itoh | 1992-03-17 |
| 4998143 | Electrophotographic image transfer member, electrophotographic image transfer device and electrophotographic recording apparatus | Takao Kumasaka, Yuzuru Simazaki, Akira Terakado | 1991-03-05 |
| 4992923 | Electrical power supply, fusing apparatus and recording apparatus using the same | Teruaki Mitsuya, Takao Kumasaka, Shinichi Nishino, Shigetaka Fumiwara | 1991-02-12 |
| 4959693 | Duplex reproducing apparatus with device for cooling and conveying fused toner image | Teruaki Mitsuya, Takao Kumasaka, Takao Umeda, Ikuo Shimokobe, Nobuyoshi Hoshi | 1990-09-25 |
| 4926253 | Multi-color document reading apparatus for facsimile and multi-color facsimile | Keisuke Nakashima, Saburo Yasukawa, Masaharu Tadauchi | 1990-05-15 |
| 4783149 | Time-sharing drive liquid crystal optical switch array and optical printer using this optical switch array | Takao Umeda, Tetsuya Nagata, Yuzuru Simazaki, Tatsuo Igawa | 1988-11-08 |
| 4769659 | Printer utilizing optical switch elements | Takao Umeda, Kazuya Ooishi, Tatsuo Igawa | 1988-09-06 |
| 4746196 | Multiplexed driving method for an optical switching element employing ferroelectric liquid crystal | Takao Umeda, Tetsuya Nagata, Yuzuru Simazaki, Tatsuo Igawa | 1988-05-24 |
| 4712876 | Driving ferroelectric liquid crystal printers via short circuiting | Takao Umeda, Kazuya Ooishi, Tatsuo Igawa | 1987-12-15 |
| 4649401 | Thermal recording apparatus | Yasuyuki Kojima, Nagaharu Hamada | 1987-03-10 |
| 4591886 | Driving method and apparatus for optical printer with liquid-crystal switching element | Takao Umeda, Kazuya Ooishi, Tatsuo Igawa, Yoshiharu Nagae, Masato Isogai | 1986-05-27 |
| 4590491 | Thermal transfer printer | Nobuo Abe | 1986-05-20 |
| 4525791 | Method and apparatus for reducing vibrations of stationary induction apparatus | Syuya Hagiwara | 1985-06-25 |
| 4514714 | Noise-reduction device for stationary induction apparatus | Minoru Kanoi, Yuzuru Kamata | 1985-04-30 |
| 4442419 | Static induction apparatus | Minoru Kanoi, Masaaki Maejima | 1984-04-10 |
| 4435751 | Vibration/noise reduction device for electrical apparatus | Minoru Kanoi, Kazuyuki Seino, Syuya Hagiwara | 1984-03-06 |
| 4371858 | Static induction apparatus | Minoru Kanoi | 1983-02-01 |