Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8066399 | Solar energy street lamp structure with adjustable angle | Chih-Chen Chen | 2011-11-29 |
| 7980725 | Solar energy street lamp structure with air passageway | Chih-Chen Chen | 2011-07-19 |