Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10007199 | Single-layer electrophotographic photosensitive member, process cartridge, and image forming apparatus | Tomofumi SHIMIZU, Junichiro Otsubo | 2018-06-26 |
| 9304445 | Developing roller, developing device, image forming apparatus, and manufacturing method of developing roller | Masashi Fujishima, Yuji Kamiyama, Tamotsu Shimizu, Shizuka Okada, Sakae Saito | 2016-04-05 |
| 9298126 | Developing device and image forming apparatus including the same | Tamotsu Shimizu, Akihiro Watanabe, Chikara Ishihara, Yasuhiro Tauchi, Masashi Fujishima +3 more | 2016-03-29 |
| 9285713 | Developing device, and image forming apparatus provided with the same | Sakae Saito, Hiroaki Sakai, Yukimasa Watanabe, Masashi Fujishima, Chikara Ishihara +1 more | 2016-03-15 |
| 9274453 | Developing roller, developing device, and image forming apparatus including developing device | Yuji Kamiyama, Akihiro Watanabe, Tamotsu Shimizu, Yoshinobu Yoneima, Shizuka Okada +1 more | 2016-03-01 |
| 9201349 | Developing device, image forming apparatus | Tamotsu Shimizu, Shizuka Okada, Yuji Kamiyama, Sakae Saito, Masashi Fujishima +1 more | 2015-12-01 |
| 9158227 | Developing roller and developing apparatus and image forming apparatus using the same | Yukimasa Watanabe, Sakae Saito, Hiroaki Sakai, Masashi Fujishima, Chikara Ishihara +1 more | 2015-10-13 |
| 9122193 | Developing roller, developing device, and image forming apparatus including developing device | Yoshinobu Yoneima, Yuji Kamiyama, Akihiro Watanabe, Tamotsu Shimizu, Shizuka Okada +6 more | 2015-09-01 |
| 9122194 | Developing roller, developing device, and image forming apparatus including developing device | Tamotsu Shimizu, Yuji Kamiyama, Akihiro Watanabe, Yoshinobu Yoneima, Shizuka Okada +1 more | 2015-09-01 |
| 9096123 | Straddle-riding type vehicle | Hiroyuki Fujimoto, Masato Fujita, Masahiro Yoshida | 2015-08-04 |
| 8256563 | All terrain vehicle | Yasuhiro Suzuki, Takehiko Arai, Hiroyuki Fujimoto | 2012-09-04 |
| 5161024 | Pixel array scanning circuitry for a solid state imaging apparatus | — | 1992-11-03 |