Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691626 | Active damping control for active power filter | Albert Andreas Maria Esser, Paul Michael Szczesny, Jeffrey Joseph Nasadoski, Peter Claudius Sanza | 1997-11-25 |
| 5541808 | Switchgear incorporating an active filter | — | 1996-07-30 |