Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11446086 | Picosecond optical radiation systems and methods of use | Mirko Georgiev Mirkov, Christian Hoffman, Rafael Armando Sierra | 2022-09-20 |
| 10285757 | Picosecond optical radiation systems and methods of use | John Bret Robertson, Christian Hoffman | 2019-05-14 |
| 7929579 | Picosecond laser apparatus and methods for its operation and use | Mirko Georgiev Mirkov, Richard Shaun Welches, Rafael Armando Sierra | 2011-04-19 |
| 6969922 | Transformerless, load adaptive speed controller | Richard Shaun Welches, Jian Wen | 2005-11-29 |
| 6879053 | Transformerless, load adaptive speed controller | Richard Shaun Welches, Jian Wen, Kevin E LeRow, Richard Griessel, Thomas O'Reilly | 2005-04-12 |