Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9331745 | Electronic device and communication system for mediating establishment of communication between plurality of communication devices | — | 2016-05-03 |
| 9077778 | Telecommunications system with server securing storage for a device | Seiichi Minami, Yuichiro Miyamoto, Tetsuharu Murayama | 2015-07-07 |
| 8654387 | Print system | Takehito Yamaguchi, Akihiro Tamura | 2014-02-18 |
| 8471912 | Electronic device and communication system | Kunihiro Shibata | 2013-06-25 |
| 8405848 | Print system | Takehito Yamaguchi, Akihiro Tamura | 2013-03-26 |
| 7570948 | Mobile station and base station | Shigeki Harada | 2009-08-04 |
| 7173200 | Key switch | — | 2007-02-06 |
| 6946611 | Keyboard switch with internal fluid containment network | — | 2005-09-20 |
| 6759614 | Keyboard switch | — | 2004-07-06 |
| 6757550 | Mobile station and base station | Shigeki Harada | 2004-06-29 |
| 6713699 | Key switch stabilizer mechanism | — | 2004-03-30 |
| 6683264 | Low profile key switch structure | Rikuro Obara, Masamitsu Osada | 2004-01-27 |
| 6670993 | Image pickup device and method for controlling a dynamic range of an image sensor | Yasutoshi Yamamoto | 2003-12-30 |
| 6587149 | Video camera with progressive scanning and dynamic range enlarging modes | Yasutoshi Yamamoto, Masaaki Nakayama, Kohichi Toyomura | 2003-07-01 |
| 6249314 | Solid-state imaging apparatus having a solid-state imaging device and a signal processing circuit and method for driving the solid-state imaging device | Yasutoshi Yamamoto, Hiroyoshi Komobuchi, Yuji Matsuda, Toshiya Fujii | 2001-06-19 |
| 6107584 | Key switch | — | 2000-08-22 |
| 6078357 | Image mixing circuit | Yasutoshi Yamamoto, Masaaki Nakayama, Koichi Toyomura | 2000-06-20 |
| 6011227 | Push button switch | — | 2000-01-04 |
| 5966174 | Signal processing circuit and method for driving a solid state imaging device using plural reading operations per image scanning time | Yasutoshi Yamamoto, Hiroyoshi Komobuchi, Yuji Matsuda, Toshiya Fujii | 1999-10-12 |
| 5819914 | Pushbutton switch | — | 1998-10-13 |
| 5677528 | Solid-State imaging apparatus with a coefficient multiplying circuit | Yasutoshi Yamamoto, Shogo Sasaki, Yukihiro Tanizoe | 1997-10-14 |
| 5614947 | Solid state imaging apparatus | Yukihiro Tanizoe, Yasutoshi Yamamoto, Shougo Sasaki | 1997-03-25 |
| 5597067 | Pushbutton switch | — | 1997-01-28 |
| 5541649 | White balance adjustment apparatus | Yasutoshi Yamamoto, Tsutomu Mori | 1996-07-30 |
| 5506618 | Solid-state image pickup device using an all-pixel concurrent read-out type image sensor and color filter array | Yasutoshi Yamamoto, Norio Suzuki, Hiroaki Okayama, Syusuke Ono | 1996-04-09 |