Issued Patents 2017
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9805761 | Reproducing device | Hideharu Tajima, Masaki Yamamoto, Hirohisa Yamada, Masahito Konishi | 2017-10-31 |
| 9767838 | Optical information recording medium and reproduction method | Hirohisa Yamada, Masaki Yamamoto, Hideharu Tajima, Masahito Konishi | 2017-09-19 |
| 9697863 | Information recording medium and reproduction device | Hirohisa Yamada, Masaki Yamamoto, Yoshihisa Adachi, Hideharu Tajima, Masahito Konishi | 2017-07-04 |
| 9666222 | Optical information recording medium having first and second pit row of identical reflectance | Hirohisa Yamada, Masaki Yamamoto, Hideharu Tajima, Masahito Konishi | 2017-05-30 |
| 9633688 | Reproducing device | Hideharu Tajima, Masaki Yamamoto, Hirohisa Yamada, Masahito Konishi | 2017-04-25 |
| 9552838 | Optical information recording medium having first and second pit row of identical reflectance | Hirohisa Yamada, Masaki Yamamoto, Hideharu Tajima, Masahito Konishi | 2017-01-24 |