Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10793957 | Closed loop systems and methods for recycling lead acid batteries | Stephen R. Clarke, Brian Dougherty | 2020-10-06 |
| 10665907 | Devices and method for smelterless recycling of lead acid batteries | Stephen R. Clarke, Michael David Hurwitz, Michael John King, Selwyn Mould | 2020-05-26 |