Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9263721 | Lead-acid battery design having versatile form factor | Subhash Dhar, William Koetting, Kwok Tom, Frank Martin, Michael Nielson | 2016-02-16 |
| 8808914 | Lead-acid battery design having versatile form factor | Subhash Dhar, William Koetting, Michael Nielson, Kwok Tom, Fabio Albano | 2014-08-19 |