Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9472968 | Method of controlling battery state using constant-voltage discharge | Albert Liu, Samuel Chang, Steve Diamond | 2016-10-18 |
| 9142977 | Method of controlling battery state using constant-voltage discharge | Samuel Chang, Albert Liu, Steve Diamond | 2015-09-22 |
| 6747791 | Optical amplifier with a spectral gain monitor using a volume phase grating | William Yang, Li Chen, Frank H. Levinson, Danny Deiin Yu, Charlie Zhang +1 more | 2004-06-08 |