Issued Patents All Time
Showing 51–75 of 102 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7929386 | Optical disc device | Hiroaki Matsumiya | 2011-04-19 |
| 7924327 | Imaging apparatus and method for producing the same, portable equipment, and imaging sensor and method for producing the same | Michiyoshi Nagashima, Katsumi Imada | 2011-04-12 |
| 7911926 | Optical disc drive | Kazuo Momoo | 2011-03-22 |
| 7796491 | Wavelength plate, optical element, and optical pickup | Jun-ichi Asada, Kazuo Momoo | 2010-09-14 |
| 7778143 | Optical disk and optical disk apparatus | Hiroyuki Yamaguchi, Hironori Deguchi | 2010-08-17 |
| 7692875 | Optical pickup and optical disk device having this pickup | Kazuo Momoo | 2010-04-06 |
| 7505389 | Information processing device and information recording medium | Kazuo Momoo | 2009-03-17 |
| 7468939 | Optical disk apparatus with phase difference offset | Hiroaki Matsumiya, Kazuo Momoo | 2008-12-23 |
| 7463569 | Optical disk apparatus with a wavelength plate having a two-dimensional array of birefringent regions | Kazuo Momoo, Jun-ichi Asada, Kenji Otani, Yusuke Kanda | 2008-12-09 |
| 7443440 | Color separator and imager | Michiyoshi Nagashima | 2008-10-28 |
| 7440009 | High definition imaging method and imaging apparatus having electro-optical polarization element between two birefrigent elements forming alternately on sensor single and overlapping images | Tsuguhiro Korenaga, Michiyoshi Nagashima | 2008-10-21 |
| 7330418 | Optical disk with plural signal mark positions in a direction substantially perpendicular to tracks | Kazuo Momoo, Junji Nagaoka | 2008-02-12 |
| 7239588 | Method and apparatus for detecting foreign body on object surface, and optical disk apparatus | Yasuhiro Gotoh, Yoshiaki Komma | 2007-07-03 |
| 7196991 | Optical disk apparatus, method for calculation of amount of lens shift, program and medium | Junji Nagaoka, Kazuo Momoo | 2007-03-27 |
| 7157690 | Imaging device with triangular photodetector array for use in imaging | Michiyoshi Nagashima | 2007-01-02 |
| 7142489 | Optical disk device with photodetector | Kazuo Momoo, Youichi Saitoh | 2006-11-28 |
| 7126904 | Optical disk device | Kazuo Momoo, Yuichi Takahashi, Kei Ikeda | 2006-10-24 |
| 6930972 | Optical information processor and optical element | Youichi Saitoh, Junichi Asada, Yuichi Takahashi, Kenji Nagashima, Kazuo Momoo +1 more | 2005-08-16 |
| 6920101 | Optical information processor and optical element | Youichi Saitoh, Junichi Asada, Yuichi Takahashi, Kenji Nagashima, Kazuo Momoo +1 more | 2005-07-19 |
| 6914870 | Optical head apparatus | Junichi Asada, Yuichi Takahashi, Kenji Nagashima, Hiroaki Matsumiya, Youichi Saitoh +1 more | 2005-07-05 |
| 6909685 | Optical disk device having light converging means which marks plural signal mark positions in a direction substantially perpendicular to tracks | Kazuo Momoo, Junji Nagaoka | 2005-06-21 |
| 6898010 | Beam-shaping device, optical disc device, and fabrication method of beam-shaping device | Youichi Saitoh, Junichi Asada | 2005-05-24 |
| 6888787 | Optical information processor and optical element | Youichi Saitoh, Junichi Asada, Yuichi Takahashi, Kenji Nagashima, Kazuo Momoo +1 more | 2005-05-03 |
| 6822934 | Optical disc apparatus for finding a tracking error for an optical disk | Yoichi Saito, Kazuo Momoo, Kenji Nagashima | 2004-11-23 |
| 6819647 | Optical information processor and optical element | Youichi Saitoh, Junichi Asada, Yuichi Takahashi, Kenji Nagashima, Kazuo Momoo +1 more | 2004-11-16 |