Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12085870 | Image formation apparatus | Hisashi Soga | 2024-09-10 |
| 10394156 | Image formation apparatus controlling charging voltage and development voltage | — | 2019-08-27 |
| 10303082 | Image forming apparatus | Takuya Goto, Kentaro Hasegawa, Susumu Yamamoto, Kazuoki Katayama, Tsukasa Hirayama +1 more | 2019-05-28 |
| 9871952 | Image formation apparatus forming a test pattern image | Takuya Goto | 2018-01-16 |
| 9807273 | Information presentation system and information presentation method | — | 2017-10-31 |
| 9400452 | Image forming unit having image carrier, developer carrier that supplies developer to image carrier and developer supply member that supplies developer to developer carrier, and image forming apparatus having image carrier, developer carrier that supplies developer to image carrier and developer supply member that supplies developer to developer carrier | — | 2016-07-26 |
| 8948629 | Image forming apparatus and image forming method | — | 2015-02-03 |
| 8447194 | Image forming apparatus for controlling disposal of developer | — | 2013-05-21 |
| 8391737 | Image forming apparatus | — | 2013-03-05 |
| 8331813 | Image forming apparatus having speed difference control | — | 2012-12-11 |
| 8280266 | Image forming apparatus | — | 2012-10-02 |
| 8121503 | Image forming apparatus, developing device, and method of adjusting developer | — | 2012-02-21 |
| 8107830 | Image forming apparatus and method of discarding developer | — | 2012-01-31 |
| 8073348 | Image forming apparatus | — | 2011-12-06 |
| 5831660 | Electrostatic recording head | Shun-ichi Kubo, Takuo Nogami, Shigeru Komiyama | 1998-11-03 |
| 5742468 | Electric charge generator for use in an apparatus for producing an electrostatic latent image | Kazuya Matsumoto, Yukiaki Minamoto, Jun Funazaki, Michitsugu Arima, Masashi Kitazawa +1 more | 1998-04-21 |
| 4551010 | Original conveying apparatus for electrophotographic copying machines | Kiyoshi Miyashita, Hiroshi Tsuda | 1985-11-05 |
| 4494748 | Collator | Kiyoshi Miyashita, Muneo Kasuga, Akira Shimizu, Hiroshi Tsuda, Katsuhiko Kimura +3 more | 1985-01-22 |
| 4469323 | Collator with collate mode, non-collate mode and job separation mode | Kiyoshi Miyashita, Muneo Kasuga, Akira Shimizu, Hiroshi Tsuda, Katsuhiko Kimura +3 more | 1984-09-04 |
| 4408756 | Collator with collate mode and job separation mode | Kiyoshi Miyashita, Muneo Kasuga, Akira Shimizu, Hiroshi Tsuda, Katsuhiko Kimura +3 more | 1983-10-11 |