Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422768 | Image forming system | Shuichi Tamura, Naoyuki Yamamoto, Kenichiro Kitajima, Kota Mori, Yoshiro Tsukada | 2025-09-23 |
| 12393151 | Image forming system | Yoshiro Tsukada, Kenichiro Kitajima, Naoyuki Yamamoto, Kota Mori, Shuichi Tamura | 2025-08-19 |
| 12393152 | Image forming system | Kota Mori, Yoshiro Tsukada, Kenichiro Kitajima, Naoyuki Yamamoto, Shuichi Tamura | 2025-08-19 |
| 12099321 | Image forming system | Naoyuki Yamamoto, Kenichiro Kitajima, Yoshiro Tsukada, Kota Mori, Shuichi Tamura | 2024-09-24 |
| 11772408 | Image forming system | Yoshiro Tsukada, Shohei Okumura, Kota Mori, Kenichiro Kitajima | 2023-10-03 |
| 10996591 | Image forming apparatus | — | 2021-05-04 |
| 10048625 | Image forming apparatus with control of primary transfer voltage | Tetsuya Ohta | 2018-08-14 |
| 9785098 | Image forming apparatus with common power source for primary transfer and secondary transfer | Masanori Shida | 2017-10-10 |
| 9715193 | Image forming apparatus with constant voltage element for secondary transfer of toner image | Masanori Shida | 2017-07-25 |
| 9671724 | Image forming apparatus | Masanori Shida | 2017-06-06 |
| 9372445 | Image forming apparatus | Hideki Mori, Keiko Fujita, Hiroshi Saito, Hitoshi Kubota | 2016-06-21 |
| 9341993 | Image forming apparatus | — | 2016-05-17 |
| 9329532 | Image forming apparatus that controls potential of electrostatic image forming portion depending on ambient condition | Masanori Shida | 2016-05-03 |
| 9274477 | Image forming apparatus | Masanori Shida | 2016-03-01 |
| 9256166 | Image forming apparatus | Masanori Shida | 2016-02-09 |
| 9250574 | Image forming apparatus with intermediate transfer member having constant voltage element | Masanori Shida | 2016-02-02 |
| 9091965 | Image forming apparatus | — | 2015-07-28 |
| 9026016 | Image forming apparatus | — | 2015-05-05 |
| 8768228 | Image forming apparatus | — | 2014-07-01 |
| 8634737 | Image forming apparatus | — | 2014-01-21 |