Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12097529 | Decorative object and method for manufacturing decorative object | Fumihiro Nakagawa, Yuuki Manabe, Kengo Yoshihara | 2024-09-24 |
| 9361927 | Optical pickup and optical recording and reproducing device | Jun-ichi Asada, Yuichi Takahashi, Kazuo Momoo | 2016-06-07 |
| 8861322 | Optical pickup and optical read/write apparatus | Kazuo Momoo | 2014-10-14 |
| 8462596 | Optical pickup device and optical disc device | Yuichi Takahashi, Kazuo Momoo, Jun-ichi Asada | 2013-06-11 |
| 7929399 | Optical pickup device and optical disc device | Kazuo Momoo | 2011-04-19 |
| 7929386 | Optical disc device | Seiji Nishiwaki | 2011-04-19 |
| 7830761 | Optical disk apparatus | Hiroshi Kayama, Kazuo Momoo | 2010-11-09 |
| 7468939 | Optical disk apparatus with phase difference offset | Seiji Nishiwaki, Kazuo Momoo | 2008-12-23 |
| 6914870 | Optical head apparatus | Junichi Asada, Seiji Nishiwaki, Yuichi Takahashi, Kenji Nagashima, Youichi Saitoh +1 more | 2005-07-05 |
| 6741538 | Optical device for recording and reproducing information | Kazuo Momoo, Yuichi Takahashi | 2004-05-25 |
| 6674709 | Optical head apparatus | Junichi Asada, Seiji Nishiwaki, Yuichi Takahashi, Kenji Nagashima, Youichi Saitoh +1 more | 2004-01-06 |