Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308493 | Charging of alkaline storage batteries | Hans Kothe | 1981-12-29 |
| 4237411 | Charge maintenance and continuous charging for storage batteries | Hans Kothe | 1980-12-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308493 | Charging of alkaline storage batteries | Hans Kothe | 1981-12-29 |
| 4237411 | Charge maintenance and continuous charging for storage batteries | Hans Kothe | 1980-12-02 |