Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9412408 | Optical information recording medium having first and second pit row of identical reflectance | Hirohisa Yamada, Masaki Yamamoto, Hideharu Tajima, Masahito Konishi | 2016-08-09 |