Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12282268 | Developing roll and developing device for use in image-forming apparatus using electrophotography | Kosuke Oura, Norimasa HOSONUMA, Atsushi Ikeda, Yu AKAI, Kenji Sasaki | 2025-04-22 |
| 12197161 | Cleaning blade | Junya Kamiyama, Yoichi Hagi, Kenji Sasaki, Satoshi Nakakita | 2025-01-14 |
| 12105435 | Conductive roller | Shogo Suzuki, Kenji Sasaki | 2024-10-01 |
| 11947272 | Conductive roller, image forming apparatus, and inspection method for conductive roller | Shogo Suzuki, Atsushi Ikeda, Kenji Sasaki | 2024-04-02 |
| 11947273 | Conductive roller, image forming apparatus, and inspection method for conductive roller | Shogo Suzuki, Atsushi Ikeda, Kenji Sasaki | 2024-04-02 |
| 11934110 | Developing roll | Kosuke Oura, Atsushi Ikeda, Kenji Sasaki | 2024-03-19 |
| 11762306 | Electroconductive roll | Kousuke Oura, Shogo Suzuki, Kenji Sasaki | 2023-09-19 |
| 11656558 | Charging roll | Kosuke Oura, Shogo Suzuki, Kenji Sasaki | 2023-05-23 |
| 11650514 | Charging roll | Kousuke Oura, Shogo Suzuki, Kenji Sasaki | 2023-05-16 |
| 11635702 | Charging roll | Kosuke Oura, Shogo Suzuki, Kenji Sasaki | 2023-04-25 |
| 11480886 | Charging roll | Asami Uematsu, Atsushi Ikeda, Shogo Suzuki, Kosuke Oura, Kenji Sasaki | 2022-10-25 |
| 11194263 | Electroconductive roll | Kousuke Oura, Shogo Suzuki, Kenji Sasaki | 2021-12-07 |
| 9776636 | Guidance control system for vehicle driving operation | Yamato Nakamizo, Tetsuya Kudo, Toraki Iwamaru, Takao Fujiwara, Masatoshi Sato | 2017-10-03 |
| 8844474 | Internal combustion engine and water outlet structure of internal combustion engine | Yoshihiro Hattori | 2014-09-30 |
| 6591806 | Joint fastening structure for an automotive power plant fastening portion | Masayuki Asano | 2003-07-15 |
| 6295731 | Method of hardening a valve face of a poppet valve | Kazuhiro Yamakawa | 2001-10-02 |
| 6053398 | Solder bump forming method, solder bump forming apparatus, head unit for use therein and soldering method using the head unit | Shinichiro Iizuka, Kenji Suzuki | 2000-04-25 |
| 5970613 | Method of manufacturing a wear resistant cylinder | Akiyoshi Mori, Nobuo Hara, Tatsuo Kanzaki | 1999-10-26 |
| 5918366 | Method of forming a tappet in an internal combustion engine | Akiyoshi Mori, Tatsuo Kanzaki | 1999-07-06 |
| 5839402 | Wear resistant tappet | Akiyoshi Mori, Nobuo Hara, Tatsuo Kanzaki | 1998-11-24 |
| 5745311 | Optical component welding apparatus | Motohiro Yamane, Shizuka Yamaguchi | 1998-04-28 |
| 5662076 | Tappet in an internal combustion engine | Kizuku Ohtsubo, Tatsuo Kanzaki | 1997-09-02 |
| 5585059 | Water soluble algin fibers and production thereof | Yoshinari Kobayashi, Hiroshi Kamishima, Hideki Obika, Tsutomu Asaoka, Keishi Tenma | 1996-12-17 |
| 5583691 | Multi-axes stage | Motohiro Yamane | 1996-12-10 |
| 5474781 | Water soluble algin fibers and production thereof | Yoshinari Kobayashi, Hiroshi Kamishima, Hideki Obika, Tsutomu Asaoka, Keishi Tenma | 1995-12-12 |