Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429567 | Distance-measuring imaging device | Haruka Takano, Toru Yamada, Seiji Nakamura, Mayu Nishikawa | 2025-09-30 |
| 12308605 | Semiconductor laser module | Tohru Nishikawa, Kazuhiko Yamanaka | 2025-05-20 |
| 11619365 | Light source unit, illumination device, processing equipment, and deflection element | Kazuhiko Yamanaka, Masayuki Hata | 2023-04-04 |
| 10042112 | Display device and processing apparatus using the same | Akio Fukuyama | 2018-08-07 |
| 9798074 | Display device and processing apparatus using the same | Akio Fukuyama | 2017-10-24 |
| 7978586 | Optical pickup device | Naoto Shimada, Hiroaki Yamamoto, Naoki Nakanishi, Takuya Okuda | 2011-07-12 |
| 7974086 | Attachment unit for information storage device, and electronic apparatus | Masato Kobayashi | 2011-07-05 |
| 7940631 | Optical pickup device | Naoto Shimada, Hiroaki Yamamoto, Naoki Nakanishi, Takuya Okuda | 2011-05-10 |
| 7898927 | Optical pickup device | Takuya Okuda, Hiroaki Yamamoto, Naoki Nakanishi, Naoto Shimada | 2011-03-01 |
| 7830773 | Optical pickup for recording and reproducing information with a plurality of types of optical information recording mediums | Yasuyuki Kochi, Shinichi Ijima, Takuya Okuda, Masayuki Ono | 2010-11-09 |
| 7751297 | Optical pickup device | Takuya Okuda, Hiroaki Yamamoto, Naoki Nakanishi, Naoto Shimada | 2010-07-06 |
| 7738255 | Electronic module and electronic device | Masato Kobayashi | 2010-06-15 |
| 7539117 | Optical pickup | Tatsuya Nakamori, Masayuki Ono, Naoki Nakanishi | 2009-05-26 |
| 7535814 | Optical pickup device | Naoki Nakanishi, Masayuki Ono | 2009-05-19 |
| 7313061 | Optical pickup having a plurality of photodetectors divided into four regions used to obtain both focus and tracking error signals | Shinichi Hamaguchi, Tatsuya Nakamori, Yasuyuki Kochi | 2007-12-25 |
| 7057146 | Optical pickup having a diffraction grating and a hologram element | Shinichi Hamaguchi | 2006-06-06 |