Issued Patents All Time
Showing 176–200 of 238 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5272505 | Charging device, process unit having same and image forming apparatus using process unit | Kazuo Shishido, Shinichi Sasaki, Hiroaki Miyake, Yoshiya Nomura | 1993-12-21 |
| 5253024 | Fixing apparatus with rectifier element | Koichi Okuda, Yoji Tomoyuki, Toshio Miyamoto, Junji Araya, Yukihiro Ohzeki +7 more | 1993-10-12 |
| 5221803 | Tone signal generation from fewer circuits | Gen Izumisawa, Akiko Komatsu | 1993-06-22 |
| 5214230 | Musical tone data compensation apparatus | Junichi Takano | 1993-05-25 |
| 5208415 | Fluctuation generator for use in electronic musical instrument | — | 1993-05-04 |
| 5202729 | Developing apparatus having a coated developing roller | Toshio Miyamoto, Akihiko Takeuchi, Hiroshi Sasame, Katsuhiko Nishimura, Hiroto Hasegawa +4 more | 1993-04-13 |
| 5185491 | Method for processing a waveform | Gen Izumisawa | 1993-02-09 |
| 5179397 | Image forming apparatus with constant voltage and constant current control | Yukihiro Ohzeki, Tatsunori Ishiyama, Koichi Hiroshima, Junji Araya, Kimio Nakahata +5 more | 1993-01-12 |
| 5159349 | Recording apparatus which projects droplets of liquid through generation of bubbles in a liquid flow path in response to signals received from a photosensor | Ichiro Endo, Seiji Saito, Takashi Nakagiri, Shigeru Ohno | 1992-10-27 |
| 5159393 | Image forming apparatus having transfer device and image bearing member traveling at different speeds | Koichi Hiroshima, Yukihiro Ohzeki, Junji Araya, Tatsunori Ishiyama, Kimio Nakahata +4 more | 1992-10-27 |
| 5151736 | Image forming apparatus with controlled transfer voltage | Yukihiro Ohzeki, Junji Araya, Tatsunori Ishiyama, Kimio Nakahata | 1992-09-29 |
| 5122814 | Bubble jet recording apparatus actuated by interface means | Ichiro Endo, Seiji Saito, Takashi Nakagiri, Shigeru Ohno | 1992-06-16 |
| RE33942 | Double air-fuel ratio sensor system in internal combustion engine | Toshiyasu Katsuno, Nobuaki Kayanuma, Toshio Tanahashi, Yoshiki Chujo, Toshinari Nagai +3 more | 1992-06-02 |
| 5099741 | Tone generating apparatus | Akiko Komatsu | 1992-03-31 |
| 5084733 | Developing apparatus having developer layer regulation means | Motoi Katoh, Takashi Hino, Michihito Yamazaki, Keiji Okano, Kimio Nakahata | 1992-01-28 |
| 5034777 | Transferring device having charging device with double oxide and voltage control | Yukihiro Ohzeki, Koichi Hiroshima, Yoshiaki Nishimura, Jun Murata, Junji Araya +2 more | 1991-07-23 |
| 5010370 | Transfer apparatus and image bearing apparatus using same having transfer means for contacting a backside of a transfer material | Junji Araya, Yukihiro Ohzeki, Toshio Miyamoto, Koichi Hiroshima, Kimio Nakahata | 1991-04-23 |
| 4989044 | Developing apparatus for developing electrostatic latent images | Katsuhiko Nishimura, Michihito Yamazaki, Keiji Okano, Motoi Katoh, Kouichi Suwa +1 more | 1991-01-29 |
| 4985778 | Copying apparatus capable of designating image areas | Naoki Ayata, Seiji Saito, Noboru Koumura, Motoharu Fujii | 1991-01-15 |
| 4897734 | Image processing apparatus | Yoshiyuki Suzuki, Tsukasa Kuge | 1990-01-30 |
| 4849774 | Bubble jet recording apparatus which projects droplets of liquid through generation of bubbles in a liquid flow path by using heating means responsive to recording signals | Ichiro Endo, Seiji Saito, Takashi Nakagiri, Shigeru Ohno | 1989-07-18 |
| 4838218 | Ceramic valve supporting structure in use for internal combustion engine | Shigeru Nagasaki, Masato Taniguchi, Junichi Kagawa, Mitsuyoshi Kawamura | 1989-06-13 |
| 4814886 | Image processing process and apparatus therefor | Tsukasa Kuge, Takahiro Inoue, Akio Suzuki, Yoshihiro Murasawa, Hiroshi Sasame +1 more | 1989-03-21 |
| 4775885 | Color filter arrangement for CCD Imager | Masuko Muto | 1988-10-04 |
| 4745741 | Double air-fuel ratio sensor system having improved response characteristics | Takatoshi Masui, Toshinari Nagai, Toshiyasu Katsuno, Yoshiki Chujo, Nobuaki Kayanuma +2 more | 1988-05-24 |