Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8890270 | Photoelectric conversion device and method for manufacturing the photoelectric conversion device | — | 2014-11-18 |
| 6392967 | Apparatus for measuring characteristics of optical disc systems and method | Akihito Nakayama, Kenji Shintani, Shunsuke Kohama | 2002-05-21 |
| 6366631 | Jitter measuring method utilizing A/D conversion and device | Akihito Nakayama, Kenji Shintani, Shunsuke Kohama | 2002-04-02 |
| 6246041 | Apparatus and method for measuring focusing characteristics of optical pickup and/or optical disc and apparatus and method for recording and/or reproducing optical disc | Akihito Nakayama, Kenji Shintani, Shunsuke Kohama | 2001-06-12 |
| 6226246 | Apparatus and method for measuring characteristics of optical pickup and/or optical disc | Akihito Nakayama, Kenji Shintani, Shunsuke Kohama, Hideo Kato | 2001-05-01 |
| 6025907 | Apparatus and method for measuring characteristics of optical pickup and/or optical disc | Akihito Nakayama, Kenji Shintani, Shunsuke Kohama | 2000-02-15 |