Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9131183 | Image signal processing apparatus, image scanning apparatus and method for processing image signal, employing spread spectrum modulated clock signal | Yuuya Miyoshi | 2015-09-08 |
| 9019581 | Image processing apparatus and method | Tatsuo Izumi | 2015-04-28 |
| 8957720 | Sampling clock generator circuit, and image reader and electronic device incorporating the same | Isamu Miyanishi | 2015-02-17 |
| 8773183 | Fractional PLL circuit | Yuji Watabe | 2014-07-08 |
| 8526066 | Analog processing circuit, analog integrated circuit device, image reading device, and image forming apparatus | Masamoto Nakazawa | 2013-09-03 |
| 8451505 | Image reading device, image reading method, and image forming apparatus for correcting digital image signal using modulated reference signal | Masaki Nagase | 2013-05-28 |
| 8421508 | Spread spectrum clock generator | Kyohko Hirai | 2013-04-16 |
| 8395830 | Image reading signal processing IC, image reading apparatus, and image forming apparatus | Hajime Tsukahara | 2013-03-12 |
| 8395821 | Image reading apparatus | Hajime Tsukahara | 2013-03-12 |
| 8305663 | Signal generator, image reading device, and image forming apparatus | Masaki Nagase | 2012-11-06 |
| 8264747 | Image reading device and image reading method | Masaki Nagase | 2012-09-11 |
| 8212908 | Timing generator and image scanning apparatus | Masaki Nagase | 2012-07-03 |
| 8081100 | Read signal processor, image reading apparatus, and image forming apparatus | — | 2011-12-20 |
| 7948661 | Image reading apparatus and image forming apparatus including the image reading apparatus | Hajime Tsukahara | 2011-05-24 |
| 7821682 | Buffer circuit, image reading apparatus, and image forming apparatus | Masamoto Nakazawa | 2010-10-26 |
| 7782496 | Image signal processing circuit, image reading device, and image forming apparatus | Hajime Tsukahara | 2010-08-24 |
| 7375864 | Document reading apparatus and imaging apparatus implementing same | — | 2008-05-20 |
| 7209265 | Method, apparatus and computer program product for initializing image processing apparatus | — | 2007-04-24 |
| 6606046 | Method and apparatus for digital-to-analog conversion with an effective pulse width modulation | — | 2003-08-12 |
| 6564028 | Method of initializing an image reading device | — | 2003-05-13 |
| 6198349 | Variable gain amplifier having a maximum attenuation-factor limiting resistor | Osamu Inage | 2001-03-06 |
| 5408113 | High sensitivity improved photoelectric imaging device with a high signal to noise ratio | Yasuyuki Shindoh, Noriyuki Terao, Takeshi Nanjo, Atsuhiro Ohizumi, Yutaka Maita | 1995-04-18 |