Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8836282 | Method and apparatus for recharging batteries in a more efficient manner | George Chen, Samuel Sentosa, David P. Su | 2014-09-16 |
| 8653789 | Method and apparatus for recharging batteries in a more efficient manner | George Chen, Samuel Sentosa, David P. Su | 2014-02-18 |
| 8446125 | Vehicle power charger | — | 2013-05-21 |
| D515310 | Protective case | Hans K. Liu | 2006-02-21 |
| 5847545 | Dual A/C and D/C input powered portable battery charger | Solomon Chen | 1998-12-08 |