Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12405567 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2025-09-02 |
| 11720054 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2023-08-08 |
| 11237517 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2022-02-01 |
| 11156956 | Rotational force transmitting part | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2021-10-26 |
| 11009818 | Image heating device and heater used for image heating device | Ryota Ogura, Kazushi Nishikata, Fumiki Inui, Kazuhide Kudo | 2021-05-18 |
| 10877433 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2020-12-29 |
| 10845756 | Rotational force transmitting part | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2020-11-24 |
| 10671018 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2020-06-02 |
| 10585391 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2020-03-10 |
| 10551793 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2020-02-04 |
| 10543995 | Sheet conveying apparatus, method for detaching rotation member unit from the sheet conveying apparatus, and image forming apparatus provided with the sheet conveying apparatus | Yohei Suzuki, Shunsuke Okazaki | 2020-01-28 |
| 10444681 | Image heating device and heater used for image heating device | Ryota Ogura, Kazushi Nishikata, Fumiki Inui, Kazuhide Kudo | 2019-10-15 |
| 10429794 | Rotational force transmitting part | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2019-10-01 |
| 10209670 | Rotational force transmitting part | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2019-02-19 |
| 9772602 | Rotational force transmitting part | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2017-09-26 |
| 9678471 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2017-06-13 |
| 9182730 | Image forming apparatus | — | 2015-11-10 |
| 9176468 | Rotational force transmitting part | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2015-11-03 |
| 9052682 | Image forming apparatus | — | 2015-06-09 |
| 8849145 | Image forming apparatus | Yoshinori Hashimoto | 2014-09-30 |
| 8688004 | Process cartridge, electrophotographic image forming apparatus and electrophotographic photosensitive drum unit | Naoya Asanuma, Masanari Morioka, Ryosuke Nakazawa, Teruhiko Sasaki | 2014-04-01 |
| 8682215 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2014-03-25 |
| 8676090 | Rotational force transmitting part | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2014-03-18 |
| 8630564 | Process cartridge electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Shigeo Miyabe, Masanari Morioka | 2014-01-14 |
| 8538307 | Fixing device | — | 2013-09-17 |