Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9390743 | Tape recording medium, information recording/reproducing device, and method of manufacturing tape recording medium | Akinaga Natsui | 2016-07-12 |
| 9280997 | Tape recording medium having both optical and magnetic recording layers | Akinaga Natsui | 2016-03-08 |