Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9335705 | Rotor bearing member, photoconductor unit including the same, and image forming apparatus | Tsuneo Fukuzawa, Hirohisa Hoshino, Takeo Fukai, Koji Fukumuro, Kenji Suzuki +1 more | 2016-05-10 |
| 9068520 | Engine control apparatus | Hiroshi Masuda, Yasuo Noma, Hideo Shiomi, Kimiyori Kobayashi | 2015-06-30 |
| 7761026 | Device for forming image and image forming unit using a shielding member | Masaru Ishikawa, Takashi Kanagawa, Hiroshi Hashino, Yuzo Ichikawa | 2010-07-20 |
| 7611983 | Semiconductor device and a manufacturing method of the same | — | 2009-11-03 |
| 7212771 | Grid electrode, scorotron charger, and image forming device | Mihoko Tanaka, Masaru Ishikawa | 2007-05-01 |