Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9499897 | Thin film forming apparatus | Yousong Jiang, Ichiro Shiono, Takaaki Aoyama, Tatsuya Hayashi, Ekishu Nagae | 2016-11-22 |
| 7924685 | Objective lens | Yasuyuki Sugi, Mitsuru Ito, Naofumi Ueda | 2011-04-12 |
| 7855940 | Pickup lens with phase compensator and optical pickup apparatus using the same | Koichiro Wakabayashi, Keiko Hirao, Yutaka Makino, Yasuyuki Sugi, Yoshikazu Mitsui | 2010-12-21 |
| 7801010 | Coupling lens and optical pickup device | Koji Maezawa, Aya Morishima | 2010-09-21 |
| 7787349 | Optical pickup lens and optical pickup apparatus | Koichiro Wakabayashi, Yasuyuki Sugi, Yutaka Makino | 2010-08-31 |
| 7755998 | Optical pickup system, optical head, optical disk apparatus, and objective lens | Yasuyuki Sugi, Yoshiaki Minakawa, Koichiro Wakabayashi | 2010-07-13 |
| 7586815 | Pickup lens with phase compensator and optical pickup apparatus using the same | Koichiro Wakabayashi, Keiko Hirao, Yutaka Makino, Yasuyuki Sugi, Yoshikazu Mitsui | 2009-09-08 |