Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11028460 | Systems and methods for recovery of lead from lead acid batteries | Robert Lewis Clarke, Brian Dougherty, Samaresh Mohanta | 2021-06-08 |
| 6383395 | Water treatment method and apparatus | Stephen R. Clarke, Roderick Murdock, Clive Butler, Sam Mohanta | 2002-05-07 |