Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9755445 | Method and apparatus for battery desulfation | Robert Darrell Olson, Robert E. Morgan | 2017-09-05 |
| 9257862 | Method and apparatus for battery desulfation | Robert Darrell Olson, Robert E. Morgan | 2016-02-09 |