Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9507295 | Image forming apparatus | Keisuke Ishizumi, Shinsuke Kobayashi, Shinji Katagiri, Shuichi Tetsuno, Masaru Ohno | 2016-11-29 |
| 9250576 | Image forming apparatus | Yuji Kawaguchi, Shinji Katagiri, Masaru Ohno, Yoshikuni Ito | 2016-02-02 |
| 9063497 | Image forming apparatus having a power supply common to primary transfer and secondary transfer | Shinji Katagiri, Yuji Kawaguchi, Masaru Ohno | 2015-06-23 |
| 8909111 | Image forming apparatus | Yuji Kawaguchi, Shinji Katagiri, Masaru Ohno, Yoshikuni Ito | 2014-12-09 |
| 8727971 | Light-source driver for portable endoscope | Kunikiyo Kaneko, Hiroto Watanabe, Masahiko Sasaki, Eiji Tozawa | 2014-05-20 |
| 7525320 | Voltage control circuit for endoscope | — | 2009-04-28 |
| 7490968 | Operating state display system | Hiroto Watanabe | 2009-02-17 |
| 7466355 | Electronic system for reducing power supply voltage | — | 2008-12-16 |
| 6947070 | Video scope utilized in electronic endoscope system | Yukihiro Ishizuka | 2005-09-20 |
| 6944031 | PCB structure for scope unit of electronic endoscope | — | 2005-09-13 |
| 6898086 | PCB structure for scope unit of electronic endoscope | Yukihiro Ishizuka | 2005-05-24 |
| 6846286 | Endoscope system | Naoki Suzuki, Kazuki SUMIYAMA, Naoshi Koizumi, Akira Sugiyama, Tetsuya Tarumoto +6 more | 2005-01-25 |
| 6829003 | Sampling pulse generator of electronic endoscope | — | 2004-12-07 |
| 6687127 | EMC core supporting structure | — | 2004-02-03 |
| 6682479 | Air feeding device for endoscope | Noriaki Takahashi | 2004-01-27 |
| 6667436 | EMC core supporting structure | Katsuhiko Furuya, Yukihiro Ishizuka | 2003-12-23 |
| 6545523 | Air delivery unit for endoscope including pressure detecting apparatus | — | 2003-04-08 |
| 6425292 | Air discharge pressure measuring device for endoscope having an air supply tube | Junji Usami, Hidehito Kurosawa | 2002-07-30 |
| 6402688 | Air delivery unit for endoscope | Junji Usami, Hidehito Kurosawa | 2002-06-11 |
| 6368270 | Lighting apparatus for endoscope and method of using an endoscopic system provided with the lighting apparatus | — | 2002-04-09 |
| 6348035 | Connection system for electronic endoscope | — | 2002-02-19 |
| 6328690 | Air feeding device for endoscope | Kazuhiro Yamazaki, Noriaki Takahashi | 2001-12-11 |
| 6315716 | Endoscope air sending device | — | 2001-11-13 |
| 6261227 | Air feeding device for endoscope | Noriaki Takahashi | 2001-07-17 |
| 6246432 | Video signal switching device for endoscope system | Noriaki Takahashi, Kohei Iketani | 2001-06-12 |