Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11689857 | Headband and a method for producing the headband | Frank Lin, Alice Lin, Jon Grane MADSEN, Bill Zeng | 2023-06-27 |
| 11509990 | Headband for a headset and a method for assembly of a headband for a headset | Frank Lin, Jon Grane MADSEN, Bill Zeng, Jack Z. Zhao | 2022-11-22 |