Issued Patents 2021
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11133880 | Computer system, method for estimating radio wave propagation characteristic in space, and computer | Hiroki Yamada, Yuichi Igarashi, Kenzaburo Fujishima, Masami OONISHI | 2021-09-28 |
| 11073791 | Drum unit, cartridge and coupling member | Tetsuo Uesugi, Makoto Hayashida, Koji Yamaguchi | 2021-07-27 |
| 11073790 | Drum unit, cartridge and coupling member | Tetsuo Uesugi, Makoto Hayashida, Koji Yamaguchi | 2021-07-27 |
| 11067947 | Drum unit, cartridge and coupling member | Tetsuo Uesugi, Makoto Hayashida, Koji Yamaguchi | 2021-07-20 |
| 11067948 | Drum unit, cartridge and coupling member | Tetsuo Uesugi, Makoto Hayashida, Koji Yamaguchi | 2021-07-20 |
| 11061366 | Drum unit, cartridge and coupling member | Tetsuo Uesugi, Makoto Hayashida, Koji Yamaguchi | 2021-07-13 |
| 11061364 | Drum unit, cartridge and coupling member | Tetsuo Uesugi, Makoto Hayashida, Koji Yamaguchi | 2021-07-13 |
| 11061367 | Drum unit, cartridge and coupling member | Tetsuo Uesugi, Makoto Hayashida, Koji Yamaguchi | 2021-07-13 |
| 11061368 | Drum unit, cartridge and coupling member | Tetsuo Uesugi, Makoto Hayashida, Koji Yamaguchi | 2021-07-13 |
| 10993972 | Therapeutic agent for ischemic diseases | Yuko Wada, Yuko Shimatani, Takeshi Masaki | 2021-05-04 |
| 10969731 | Electrical contact spring and electrical contact member to be used for image forming apparatus and image forming apparatus | Emi Machii, Masaki Seto | 2021-04-06 |
| 10955796 | Drum unit, cartridge and coupling member | Tetsuo Uesugi, Makoto Hayashida, Koji Yamaguchi | 2021-03-23 |
| 10948871 | Drum unit, cartridge and coupling member | Tetsuo Uesugi, Makoto Hayashida, Koji Yamaguchi | 2021-03-16 |
| D910744 | Photosensitive drum for process cartridge for image forming apparatus | Tetsuo Uesugi, Makoto Hayashida, Koji Yamaguchi | 2021-02-16 |
| 10895841 | Image forming apparatus having link mechanism for positioning cartridge | Satoshi Murasaki, Motoyasu Muramatsu, Jiro Moriya | 2021-01-19 |