Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D580431 | Portable information terminal unit | — | 2008-11-11 |
| D536689 | Cellular phone with a camera | Takeshi Suzuki, Yuji Katayama, Ryoichi Ishiura | 2007-02-13 |
| D533583 | Toner cartridge | Sakiko Kobayashi, Shigeharu Katayama, Tsutomu Suzuki | 2006-12-12 |
| D533215 | Toner cartridge | Makoto Ishii, Fumikazu Sato | 2006-12-05 |
| D531661 | Toner cartridge | Makoto Ishii, Fumikazu Sato | 2006-11-07 |
| D531660 | Toner cartridge | Makoto Ishii, Fumikazu Sato | 2006-11-07 |
| D528148 | Toner cartridge | Makoto Ishii, Fumikazu Sato | 2006-09-12 |
| D523896 | Photosensitive drum unit | Makoto Ishii, Fumikazu Sato | 2006-06-27 |
| D523895 | Photosensitive drum unit | Makoto Ishii, Fumikazu Sato | 2006-06-27 |
| D523894 | Photosensitive drum unit | Makoto Ishii, Fumikazu Sato | 2006-06-27 |
| D522564 | Toner cartridge | Makoto Ishii, Fumikazu Sato | 2006-06-06 |
| D521545 | Photosensitive drum unit | Makoto Ishii, Fumikazu Sato | 2006-05-23 |
| D520944 | Battery charger for a cellular phone | — | 2006-05-16 |
| D519971 | Portable phone | Yuji Katayama, Taihei Miyaji, Shinji Watanabe | 2006-05-02 |
| 7020405 | Image forming device capable of interrupting application of driving signal at a drive unit | Satoru Ishikawa, Fumikazu Sato, Hideaki Deguchi | 2006-03-28 |
| D512092 | Toner cartridge | Sakiko Kobayashi, Shigeharu Katayama, Tsutomu Suzuki | 2005-11-29 |
| D507809 | Toner cartridge | Sakiko Kobayashi, Shigeharu Katayama, Tsutomu Suzuki | 2005-07-26 |
| D507595 | Toner cartridge | Sakiko Kobayashi, Shigeharu Katayama, Tsutomu Suzuki | 2005-07-19 |
| D507597 | Toner cartridge | Sakiko Kobayashi, Shigeharu Katayama, Tsutomu Suzuki | 2005-07-19 |
| D507596 | Toner cartridge | Sakiko Kobayashi, Shigeharu Katayama, Tsutomu Suzuki | 2005-07-19 |
| D506776 | Toner cartridge | Sakiko Kobayashi, Shigeharu Katayama, Tsutomu Suzuki | 2005-06-28 |
| D487108 | Image drum cartridge | Tsutomu Suzuki | 2004-02-24 |
| 6539959 | Cleaning apparatus for plate-like part and method thereof | Noriyuki Ohroku, Yuichirou Tanaka, Yoichi Takahara, Tomonori Saeki, Susumu Aiuchi +3 more | 2003-04-01 |
| 6443168 | Plate-like specimen fluid-treating apparatus and plate-like specimen fluid-treating method | Masataka Fujiki, Hitoshi Oka, Noriyuki Oroku, Yuichirou Tanaka | 2002-09-03 |
| 6431190 | Fluid processing apparatus | Hitoshi Oka, Masataka Fujiki, Akinobu Yamaoka | 2002-08-13 |