Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10121610 | Switch conversion apparatus | Michael S. Mahle, Mark Patrick Rau, Craig F. Hofmann, Craig Person, John F. Kasper +2 more | 2018-11-06 |
| 8796567 | Switch conversion apparatus | Michael S. Mahle, Mark Patrick Rau, Craig F. Hoffman, Craig Person, John F. Kasper +2 more | 2014-08-05 |