Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10275208 | Apparatus and methods of delivering music and information | Alexander C. Chen | 2019-04-30 |
| 9350788 | Apparatus and methods of delivering music and information | Alexander C. Chen | 2016-05-24 |
| 8509397 | Apparatus and methods of delivering music and information | Alexander C. Chen | 2013-08-13 |
| 7870088 | Method of delivering music and information | Alexander C. Chen | 2011-01-11 |
| 7444353 | Apparatus for delivering music and information | Alexander C. Chen | 2008-10-28 |