Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11682795 | Lead acid battery separator and lead acid battery | James S. Symanski, Angelo John Tsagalis, Yinghao Yu | 2023-06-20 |
| 10230088 | Battery electrode assembly, separator and method of making same | Joseph E. Liedhegner, Wilson Sturm Filho, James S. Symanski, Feng Xue | 2019-03-12 |