Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10783023 | Recording control device, recording control method, recording tape cartridge | Hirokazu Hashimoto, Yosuke Sumiya | 2020-09-22 |
| 10613775 | Tape storage device and control method using quality information | Hirokazu Hashimoto, Yosuke Sumiya | 2020-04-07 |