Issued Patents All Time
Showing 176–193 of 193 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7062033 | DTMF signal transmission method and communication apparatus | Kimitoshi Takeuchi, Toru Yoshihara, Makoto Oohashi | 2006-06-13 |
| 7050570 | DTMF signal transmission method and communication apparatus | Kimitoshi Takeuchi, Toru Yoshihara, Makoto Oohashi | 2006-05-23 |
| 6882667 | Optical semiconductor device and method for controlling the same | Hiromitsu Kawamura | 2005-04-19 |
| 6700973 | System for transmitting DTMF signal and communication equipment thereof | Kimitoshi Takeuchi, Toru Yoshihara, Makoto Oohashi | 2004-03-02 |
| 6668149 | Image forming apparatus | Haruhiko Omata, Toru Katsumi | 2003-12-23 |
| 6640077 | Image forming apparatus | Haruhiko Omata | 2003-10-28 |
| 6631249 | Image forming apparatus capable of preventing the overflow of toner on a clean blade | Toru Katsumi, Haruhiko Omata | 2003-10-07 |
| 6556665 | Portable telephone set | Atsushi Ohkumo, Hirotsugu Matsuura | 2003-04-29 |
| 6438333 | Image forming apparatus with reduced transfer current to transfer material rear end | Toru Katsumi, Motohiro Fujiwara | 2002-08-20 |
| 6415130 | Image forming apparatus with curling and recurling means | Motohiro Fujiwara, Toru Katsumi | 2002-07-02 |
| 6390706 | Retractable writing implement | Nobuo Yokouchi | 2002-05-21 |
| 6385426 | Image forming apparatus having contact area between recording material bearing member and transfer means that is less than contact area between image bearing member and recording material | Yoichi Kimura, Masahiro Inoue, Haruhiko Omata | 2002-05-07 |
| 6313995 | Cooling system of a printed board | Hiromichi Koide, Ichiro Tano | 2001-11-06 |
| 6173150 | Separation charger for an image forming apparatus | Toru Katsumi, Motohiro Fujiwara | 2001-01-09 |
| 6016251 | Printed circuit board and cooling system therefor | Hiromichi Koide, Tatsuaki Suzuki | 2000-01-18 |
| 5692516 | Single-nerve-action-potential-measuring apparatus | Hidekazu Kaneko | 1997-12-02 |
| 5220244 | Metal halide discharge lamp | Kyoichi Maseki, Masao Niijima, Akira Urushihara, Kazushi Tominaga | 1993-06-15 |
| 5153815 | Cooling structure of a test head for IC tester | Seiichi Hirose | 1992-10-06 |