Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11077589 | Manufacturing method of molded article, molded article, band and timepiece | Kazuyuki Tanabe | 2021-08-03 |
| D925490 | Guitar amplifier headphone | Teruyoshi Kobayashi | 2021-07-20 |
| D924200 | Headphone | Teruyoshi Kobayashi | 2021-07-06 |