Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11355958 | Maintenance bypass assembly for uninterruptable power supply | Shujen Chen, Paul F. Matras, Robert E. Bland, James Leo Leifker | 2022-06-07 |
| 11258295 | Maintenance bypass assembly for uninterruptable power supply | Shujen Chen, Paul F. Matras, Robert E. Bland, James Leo Leifker | 2022-02-22 |
| 9799876 | Battery system safety shield | N. William Conrardy, James R. Lupinek, William Fechalos, Christopher D. Heinz, Michael Osko | 2017-10-24 |
| 9570732 | Battery system safety shield and method | N. William Conrardy, James R. Lupinck, William Fechalos, Christopher D. Heinz, Michael Osko | 2017-02-14 |