Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8835768 | Flexible circuit board | — | 2014-09-16 |
| 8246030 | Sheet folding apparatus and image forming system | — | 2012-08-21 |
| 7503886 | Paper folding device, finisher, and image forming apparatus | Toshiaki Tobishima | 2009-03-17 |
| 7470227 | Paper folding apparatus and image forming apparatus using the same | Takamichi Fujitate, Satoshi Hirata, Wataru Kurita | 2008-12-30 |
| 7016090 | Automatic document feeder and image forming apparatus including the same | — | 2006-03-21 |
| 6641132 | Sheet feeding device, sheet conveying device, image scanning apparatus and image forming apparatus | — | 2003-11-04 |
| 5957447 | Corner separator paper feed method and cassette which prevents paper jams during manual feeding | — | 1999-09-28 |
| 5718313 | Clutch mechanism | — | 1998-02-17 |
| 5695182 | Corner separator paper feed method and cassette which prevents paper jams during manual feeding | — | 1997-12-09 |
| 5119272 | Circuit board and method of producing circuit board | Sadahiro Ohyama, Jiro Nakano, Tetsuya Takahashi, Yasumi Ushikubo, Masahiro Hirano | 1992-06-02 |
| 4756593 | Connector comprising a plug having a built-in optoelectronic conversion means and a socket | Yasumasa Koakutsu, Seiichi Onoda, Masao Yano, Junichi Shimizu, Sadahiro Ohyama +4 more | 1988-07-12 |
| 4737008 | Optical transmitting and/or receiving module | Sadahiro Ohyama, Noribumi Ishi, Toshio Takeuchi, Hideji Matsuura, Masatoshi Watanabe +1 more | 1988-04-12 |