Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9997187 | Optical information recording apparatus and method | Yuzuru Takashima | 2018-06-12 |
| 9984717 | Optical information recording device and optical information recording method | Makoto Hosaka | 2018-05-29 |