Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8247022 | Silicon nitride passivation for a solar cell | Lisong Zhou, Soo Young Choi | 2012-08-21 |
| 7993700 | Silicon nitride passivation for a solar cell | Lisong Zhou, Soo Young Choi | 2011-08-09 |