Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9666879 | System and method for desulfation of a lead-acid battery | Engbert Spijker, Armin Warm | 2017-05-30 |
EK
Eckhard Karden
Overall (2017): #434,634 of 506,227Top 90%
1
Patents 2017