Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11221566 | Image forming apparatus containing a toner supply bottle having a single bottle body and a supply unit provided near one end of the bottle body | Koji Soda, Yusuke Hashimoto, Naoki Nonoyama, Hitomi Kawata | 2022-01-11 |
| 10571826 | Developer supplying device and image forming apparatus | Hiroshi Tanimoto, Yasuaki Tomoda | 2020-02-25 |
| 9500984 | Toner supply device and image forming apparatus | Takaaki Namiki, Isao Kawakami, Sho Karakama, Shogo Asaoka | 2016-11-22 |
| 7866898 | Optical communication module | Yoshihiro Ishikawa, Shinichi Asano | 2011-01-11 |
| 7856164 | Waveguide device | — | 2010-12-21 |
| 6986952 | Chemical compound capable of emitting visible light, and luminescent material, electro-luminescent device, and display apparatus that contain the chemical compound | Norio Hasegawa | 2006-01-17 |
| 6709772 | Organic electrically conductive compound and an organic electroluminescent device including the compound | Norio Hasegawa, Akira Shiga | 2004-03-23 |
| 6706424 | Organic electrically conductive compound and an organic electroluminescent device including the compound | Norio Hasegawa, Akira Shiga | 2004-03-16 |