Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10429789 | Image forming apparatus in which uneven image density is suppressed while simultaneously fixing film surface layer is protected | — | 2019-10-01 |
| 9710205 | Image forming apparatus, communication device, and cartridge | Yuuji Takayama, Hiroyuki Watanabe | 2017-07-18 |
| 9088473 | Data communication system, data carrier driving apparatus, and data carrier apparatus | — | 2015-07-21 |
| 8880911 | Power supply apparatus | Nobuyuki Uchiyama | 2014-11-04 |
| 8845056 | Image forming apparatus, communication device, and cartridge | Yuuji Takayama, Hiroyuki Watanabe | 2014-09-30 |
| 8774669 | Switching power source and image forming apparatus including the same | Minoru Hayasaki | 2014-07-08 |
| 8220894 | Image forming apparatus, communication device, and cartridge | Yuuji Takayama, Hiroyuki Watanabe | 2012-07-17 |