Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8427924 | Optical pickup apparatus | Tohru Hotta | 2013-04-23 |
| 8427921 | Light emitting device, optical pickup apparatus and method for manufacturing the same | Tohru Hotta | 2013-04-23 |
| 8429681 | Optical disc apparatus which includes an optical pickup apparatus that includes an optical member driving apparatus | Mitsuhiro Hashimoto | 2013-04-23 |
| 8385180 | Optical pickup apparatus | Tohru Hotta | 2013-02-26 |
| 8369193 | Optical pickup apparatus and manufacturing method of optical pickup apparatus | Tohru Hotta | 2013-02-05 |
| 8363526 | Optical pickup apparatus | Tohru Hotta | 2013-01-29 |
| 8363533 | Optical pickup apparatus | Tohru Hotta, Kenji Kan, Hiroyuki Shindo | 2013-01-29 |
| 8345529 | Optical pickup apparatus with astigmatism correcting collimating lens | Tohru Hotta | 2013-01-01 |
| 8339922 | Optical pickup apparatus | Tohru Hotta, Tetsuhisa Hosokawa | 2012-12-25 |
| 8305868 | Optical pickup apparatus | Tohru Hotta | 2012-11-06 |
| 8264939 | Optical pickup apparatus | Tohru Hotta | 2012-09-11 |
| 8223614 | Method of manufacturing synthetic resin lens, method of manufacturing reformed synthetic resin material and optical pickup apparatus | Tohru Hotta, Hiroyuki Ichikawa | 2012-07-17 |
| 8213286 | Photodetector and optical pickup apparatus including the same | Tohru Hotta | 2012-07-03 |
| 8203926 | Optical pickup apparatus | Tohru Hotta | 2012-06-19 |
| 8184519 | Optical pickup apparatus | Tohru Hotta | 2012-05-22 |
| 8179770 | Optical pickup apparatus | Tohru Hotta, Kenichirou Kawabuchi | 2012-05-15 |
| 8165002 | Optical pickup apparatus and objective lens | Tohru Hotta | 2012-04-24 |
| 8154978 | Optical pickup apparatus | Tohru Hotta, Kenji Kan, Hiroyuki Shindo | 2012-04-10 |
| 8149677 | Optical pickup unit and optical disk apparatus having a phase-differing periodic structure | Yoshitaka Hotta | 2012-04-03 |
| 8087037 | Optical pickup apparatus | Hiroyuki Shindo | 2011-12-27 |
| 8081553 | Optical pickup apparatus | Tohru Hotta | 2011-12-20 |
| 8077587 | Laser attachment device and optical pick-up device using the same | Mitsuhiro Hashimoto | 2011-12-13 |
| 8054731 | Photodetector and optical pickup apparatus | Hiroyuki Shindo | 2011-11-08 |
| 8045428 | Optical pickup apparatus | Tohru Hotta | 2011-10-25 |
| 7957234 | Optical pickup apparatus | Tohru Hotta | 2011-06-07 |