Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12407915 | Imaging apparatus | Takaaki YAMASAKI, Tomoaki Tsutsumi, Kyosuke Osuka | 2025-09-02 |
| 12282269 | Cartridge and image forming apparatus | Shohei Kototani, Masatake Tanaka, YOSUKE SUGITANI, Takashi Hiramatsu | 2025-04-22 |
| 12047669 | Imaging apparatus | Takaaki YAMASAKI, Tomoaki Tsutsumi, Kyosuke Osuka | 2024-07-23 |
| 11600790 | Polycyclic aromatic compound for organic electroluminescent device | Takuji Hatakeyama, Akio Tajima, Akihide MIZUTANI, Yuko Yamaga | 2023-03-07 |
| 11471043 | Subjective optometry apparatus | Toshihiro Kobayashi, Yukito HIRAYAMA, Ryoji Suzuki, Kazunori Shibata | 2022-10-18 |
| 11407774 | Polycyclic aromatic compound | Takuji Hatakeyama, Kohei Matsui, Yusuke Watanabe, Yasuyuki Sasada, Motoki Yanai +1 more | 2022-08-09 |
| 11342511 | Azoline ring-containing compound, electron transport/injection layer material containing the same, and organic electroluminescent element using the same | Yohei Ono, Katsuya Masuda | 2022-05-24 |
| 11139438 | Organic electroluminescent element | Takuji Hatakeyama, Yuko Yamaga, Kazushi SHIREN | 2021-10-05 |
| 10983473 | Drum cartridge including a cleaning member, for use with an image forming apparatus | — | 2021-04-20 |
| 10942470 | Developing apparatus, process cartridge, and image forming apparatus | Hirokazu Fujino, Naoki Fukushima, Atsushi Toda, Yosuke Kishi, Masahito Kato +1 more | 2021-03-09 |
| 10843496 | Medium | Kentaro Murayama, Harumitsu Inoue, Haruki Matsumoto, Kazuyuki Katagiri | 2020-11-24 |
| 10761451 | Developing apparatus for providing developer to an image bearing member and image forming apparatus having the developing apparatus | Masahito Kato, Hirokazu Fujino, Naoki Fukushima, Atsushi Toda, Yosuke Kishi +1 more | 2020-09-01 |
| 10481539 | Image forming apparatus | Yuichiro Hirata | 2019-11-19 |
| 10438517 | Medium and tape cartridge | Kentaro Murayama, Kazuyuki Katagiri, Yukihiko Sato, Shota Iijima, Haruki Matsumoto +1 more | 2019-10-08 |
| 10365587 | Image forming apparatus, process cartridge, and developing apparatus including developing roller | Go Shindo | 2019-07-30 |
| 10274885 | Image forming apparatus having multiple image forming modes | Yuichiro Hirata | 2019-04-30 |
| 10031461 | Image forming apparatus having multiple image forming modes | Yuichiro Hirata | 2018-07-24 |
| 9766571 | Process cartridge with developing container for an image forming apparatus | Makoto Tokudome, Masao Uyama, Yuichiro Hirata, Kodai Hayashi, Keisuke Mochizuki +1 more | 2017-09-19 |
| 9501032 | Process cartridge having projected portions and recessed portions provided on surface of charging member and image forming apparatus thereof | Shuhei Kawasaki, Makoto Tokudome, Shun Sato | 2016-11-22 |
| 9326680 | Ophthalmic apparatus | Kenichiro Makino, Hirokazu Nakamura, Toshiya Kobayashi | 2016-05-03 |
| 9292286 | Shuffle pattern generating circuit, processor, shuffle pattern generating method, and instruction sequence | Kyoko Ueda | 2016-03-22 |
| 9256157 | Moving mechanism for a developing device, process cartridge and image forming apparatus that reduces or removes press-contact forces on a developer carrying member | Makoto Tokudome, Yuichiro Hirata, Norihito Naito, Kodai Hayashi, Masao Uyama | 2016-02-09 |
| 9213257 | Small-sized developing device and process cartridge having stable developer regulation | Makoto Tokudome, Masao Uyama, Yuichiro Hirata, Kodai Hayashi, Keisuke Mochizuki +1 more | 2015-12-15 |
| 9176414 | Charging device and image forming apparatus | Shun Sato, Shuhei Kawasaki, Makoto Tokudome | 2015-11-03 |
| 8881124 | Compiler device, compiler program, and loop parallelization method | — | 2014-11-04 |