Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12399446 | Image forming apparatus including duct structure that supports light emitting elements for exposing a photoconductor | Ryoichi Kawasumi, Takehiro Ishidate | 2025-08-26 |
| 12399459 | Image forming apparatus | Takehiro Ishidate, Ryoichi Kawasumi | 2025-08-26 |
| 12393136 | Image forming apparatus that cools an exposure device | Ryoichi Kawasumi, Takehiro Ishidate, Koji Suzuki | 2025-08-19 |
| 12386308 | Image forming apparatus including exposure unit and exposure cooling unit | Takehiro Ishidate, Ryoichi Kawasumi | 2025-08-12 |
| 12298708 | Image forming apparatus with cooling configuration | Takehiro Ishidate, Ryoichi Kawasumi | 2025-05-13 |
| 12271149 | Image forming apparatus | Ryoichi Kawasumi, Takehiro Ishidate, Koji Suzuki | 2025-04-08 |
| 12253810 | Image forming apparatus | Takehiro Ishidate, Ryoichi Kawasumi | 2025-03-18 |
| 12164240 | Image forming apparatus including retractable exposure portion | Ryoichi Kawasumi, Takehiro Ishidate | 2024-12-10 |
| 12066766 | Image forming apparatus including duct structure that supports light emitting elements for exposing a photoconductor | Ryoichi Kawasumi, Takehiro Ishidate | 2024-08-20 |
| 12055869 | Image forming apparatus that cools an exposure device | Ryoichi Kawasumi, Takehiro Ishidate, Koji Suzuki | 2024-08-06 |
| 12032327 | Image forming apparatus | Takehiro Ishidate, Ryoichi Kawasumi | 2024-07-09 |
| 11994826 | Image forming apparatus | Ryoichi Kawasumi, Takehiro Ishidate | 2024-05-28 |
| 11845210 | Injection molding apparatus and cap member | Riona Hayashi, Kenta ANEGAWA, Kakeru SASAGAWA | 2023-12-19 |
| 11835886 | Developer discharging method of developing device and developing device | Hisashi Tsukijima | 2023-12-05 |
| 11822264 | Developer discharging method of developing device and developing device | Hisashi Tsukijima | 2023-11-21 |
| 11813783 | Injection molding system and method for manufacturing molded object | Kakeru SASAGAWA, Kei Yokota, Kenta ANEGAWA, Seiichiro Yamashita, Yuji Shinbaru +3 more | 2023-11-14 |
| 11511471 | Injection molding system and method for manufacturing molded object | Kakeru SASAGAWA, Kei Yokota, Kenta ANEGAWA, Seiichiro Yamashita, Riona Hayashi +1 more | 2022-11-29 |
| 11498786 | Sheet feeding apparatus and image forming apparatus | Makoto Adaniya | 2022-11-15 |
| 10919918 | Tetracarboxylic dianhydride, polyimide resin and method for producing the same, photosensitive resin compositions, patterning process, method for forming cured film, interlayer insulating film, surface protective film, and electronic parts | Hiroyuki Urano, Masashi Iio, Katsuya Takemura, Kazuya Honda | 2021-02-16 |
| 10852687 | Image forming apparatus | Shoichi Zensai, Tomofumi Kawamura | 2020-12-01 |
| 10496034 | Image forming apparatus | Tomofumi Kawamura, Shoichi Zensai | 2019-12-03 |
| 10459396 | Image forming apparatus | Shoichi Zensai, Tomofumi Kawamura | 2019-10-29 |
| 9501002 | Replacement endless belt with lubrication layers | Takatoshi Chiba | 2016-11-22 |
| 7516772 | Method of forming a product of metal-based composite material | Satoshi Matsuura, Hiroto Shoji, Takaharu Echigo, Masashi Hara, Yusuke Toyoda +3 more | 2009-04-14 |
| 7216746 | Brake drum and process for manufacturing the same | Naoaki Yamamoto, Tsuyoshi Haruhara, Satoshi Matsuura, Hiroto Shoji, Takaharu Echigo +4 more | 2007-05-15 |