Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12288897 | Absorbent glass mat battery | Frank-Thomas Johns, Uwe Bitomsky, Andreas Dudenbostel, Kavi G. Loganathan, Qingfang Shi +1 more | 2025-04-29 |
| 12278352 | Methods for purifying and recycling lead from spent lead-acid batteries | — | 2025-04-15 |
| 12266783 | Negative mass for lead-acid battery electrodes and lead-acid battery including same | Frank-Thomas Johns, Cornelia Brendel, Kavi G. Loganathan | 2025-04-01 |