Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11118585 | Screw compressor with oil injection at multiple volume ratios | Ryan Coleman, Nobin Cherian | 2021-09-14 |
| 11022117 | Variable capacity screw compressor and method | Dennis M. Beekman, Timothy Hagen, Dennis R. Dorman, John R. Sauls | 2021-06-01 |
| 10975865 | Boltless fixed scroll-to-frame joint | Joseph E. Ziolkowski, Jr., Eric S. Mlsna | 2021-04-13 |