Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136977 | Compressor having Oldham keys | Vinayak N. Nagulpelli, Brian J. Knapke | 2021-10-05 |
| 10344804 | Scroll compressor lower bearing | Nicholas J. Altstadt | 2019-07-09 |
| 10047799 | Scroll compressor lower bearing | Nicholas J. Altstadt | 2018-08-14 |