Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12361592 | Ranging sensor calibration system and ranging sensor calibration method | — | 2025-07-15 |
| 10877298 | Head-mounted display device | — | 2020-12-29 |
| 10613826 | Head-mounted display system and operating method for head-mounted display device | — | 2020-04-07 |
| 8634281 | Optical disc device | — | 2014-01-21 |
| 8559285 | Optical disc apparatus | — | 2013-10-15 |
| 8547809 | Optical disk device | Yoshinori Ishikawa | 2013-10-01 |
| 8325574 | Optical disc device | Takeyoshi Kataoka, Munehiro Yonezawa | 2012-12-04 |
| 8223602 | Optical disc drive | — | 2012-07-17 |
| 7933175 | Optical disk drive | — | 2011-04-26 |
| 6657666 | Method and apparatus for recording image information | Hiroaki Ono, Shigemitsu Higuchi, Isao Nakagawa | 2003-12-02 |