Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7912409 | Toner cartridge | Yasufumi Kayahara, Takuji Matsumoto, Hiromitsu Koizumi, Chiharu Nakajima, Toyohiko Awano +1 more | 2011-03-22 |
| 7883808 | Power supply apparatus with fuel cell and method of controlling the same | Yasuaki Norimatsu, Akihiko Kanouda | 2011-02-08 |
| 7876069 | Electrical power unit | Yasuaki Norimatsu, Akihiko Kanouda | 2011-01-25 |