Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10591848 | Magnet roller, developing roller, developing device, and image forming apparatus | Shinya Tokutake, Hidetoshi Noguchi, Hiroaki Umemoto | 2020-03-17 |
| 10234812 | Transport member and developing device including the same | Yohei ITO, Kazuyoshi Ota, Hiroaki Umemoto | 2019-03-19 |
| 10185270 | Image forming apparatus which determines a toner supplying amount based on predicted toner consumption and predicted density of stored toner, toner supply method, and non-transitory computer-readable recording medium encoded with toner supply program | Masanori Kawada, Hiroaki Umemoto, Yohei ITO, Kazuyoshi Ota, Shinya Tokutake +3 more | 2019-01-22 |
| 9989882 | Development device and image forming apparatus | Masanori Kawada, Yohei ITO, Shinya Tokutake, Hiroaki Umemoto | 2018-06-05 |
| 5241432 | Endless tape conveying device | Koichi Sota | 1993-08-31 |
| 4974100 | Endless tapedrive system | Toshiya Odaka | 1990-11-27 |
| 4901167 | Loop bin | John E. Gantzhorn, Jr., Koichi Sota, Kwai-Yung Su | 1990-02-13 |
| 4548882 | Storage battery plate-grid and retainer construction | Naozi Hamamuro, Shinichi Ikari, Tuneo Fuzishiro | 1985-10-22 |
| 4499929 | Process of producing a plate for a lead storage battery | Naozi Hamamuro, Shinichi Ikari, Tuneo Fuzishiro | 1985-02-19 |