Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410032 | Sheet binding apparatus, sheet processing apparatus, and image forming system | Toshiyuki Katsumata, Masaya Takahashi, Mamoru Kubo | 2025-09-09 |
| 10357988 | Paper-made staple and paper-made staple assembly | Eiji Fukasawa, Takuma Kobayashi, Takashi Saito, Isao Kondo, Seiji Ono +1 more | 2019-07-23 |
| 10265998 | Pencil cutting tool | — | 2019-04-23 |
| 10160249 | Sheet post-processing device and image forming device provided with the sheet post-processing device | Kazuyuki Kubota, Eiji Fukasawa, Ichitaro Kubota, Hideyuki Kubota, Hisashi Osada +5 more | 2018-12-25 |
| 10023422 | Sheet processing device and image forming device provided with the sheet processing device | Kazuyuki Kubota, Eiji Fukasawa, Ichitaro Kubota, Hideyuki Kubota, Hisashi Osada +6 more | 2018-07-17 |
| 10000355 | Sheet processing device and image forming device provided with the sheet processing device | Kazuyuki Kubota, Eiji Fukasawa, Ichitaro Kubota, Hideyuki Kubota, Hisashi Osada +6 more | 2018-06-19 |
| 9593610 | Exhaust gas purification system for internal combustion engine | Shunsuke Toshioka, Keishi Takada, Shigeki Nakayama, Ichiro Yamamoto | 2017-03-14 |
| 9517652 | Sheet post-processing device and image forming device provided with the sheet post-processing device | Kazuyuki Kubota, Eiji Fukasawa, Ichitaro Kubota, Hideyuki Kubota, Hisashi Osada +5 more | 2016-12-13 |
| 9428362 | Sheet post-processing device, paper-made staple used in the device, and image forming device provided with the sheet post-processing device | Kazuyuki Kubota, Eiji Fukasawa, Ichitaro Kubota, Hideyuki Kubota, Hisashi Osada +5 more | 2016-08-30 |
| 9352604 | Sheet processing device and image forming device provided with the sheet processing device | Kazuyuki Kubota, Eiji Fukasawa, Ichitaro Kubota, Hideyuki Kubota, Hisashi Osada +6 more | 2016-05-31 |
| 9315347 | Paper supply device | Masataka Hamada, Koji Kanda | 2016-04-19 |
| 9272868 | Document reading device | Masataka Hamada, Seiji Nishizawa | 2016-03-01 |
| 9238985 | Exhaust gas purification apparatus for internal combustion engine | Keishi Takada, Shunsuke Toshioka, Shigeki Nakayama, Ichiro Yamamoto | 2016-01-19 |
| 8919108 | Exhaust gas temperature raising apparatus and a method for removal of fuel supply valve clogging | Kazuhiro Itoh, Shinya Hirota | 2014-12-30 |
| 8210515 | Document transport apparatus | Seiji Nishizawa, Yoichi Sakai, Masaki Omori | 2012-07-03 |
| 8149476 | Document reading apparatus | Masataka Hamada, Fumihito Endo, Koji Kanda | 2012-04-03 |
| 8087657 | Sheet transport apparatus and image reading apparatus | Masataka Hamada, Fumihito Endo, Koji Kanda | 2012-01-03 |
| 5089840 | Water supply system for developing apparatus | Kiichiro Sakamoto, Haruo Takase, Kazushige Uenaka | 1992-02-18 |
| 4962014 | Process for processing silver halide color photographic materials | Takatoshi Ishikawa | 1990-10-09 |
| 4901099 | Water supply system for developing apparatus | Kiichiro Sakamoto, Haruo Takase, Kazushige Uenaka | 1990-02-13 |
| 4880728 | Processing method for silver halide color photosensitive materials utilizing the overflow from the color developer | Takatoshi Ishikawa | 1989-11-14 |
| 4876180 | Method of and apparatus for processing silver halide-containing photosensitive material for color photography | Akira Abe, Haruo Takase, Kazushige Uenaka, Ruyzi Otomo | 1989-10-24 |
| 4857441 | Method for processing silver halide-containing photosensitive material for color photography | Akira Abe, Haruo Takase, Kazushige Uenaka, Ruyzi Otomo | 1989-08-15 |
| 4851326 | Method for processing silver halide color photographic materials using developer substantially free of bromide and benzyl alcohol | Takatoshi Ishikawa | 1989-07-25 |
| 4818673 | Method for processing a silver halide color photographic material | Shinji Ueda, Kazunori Hasebe | 1989-04-04 |