Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12313072 | Oil-free phase separating compressor | — | 2025-05-27 |
| 11635078 | Compressor having capacity modulation assembly | Roy J. Doepker | 2023-04-25 |
| 11365735 | Internal discharge gas passage for compressor | — | 2022-06-21 |
| 11268512 | Fluid machine with helically lobed rotors | Richard T. Pandzik | 2022-03-08 |
| 11149732 | Opposed screw compressor having non-interference system | — | 2021-10-19 |
| 10954943 | Compressor comprising a variable volume index valve | — | 2021-03-23 |
| 10954940 | Compressor having capacity modulation assembly | Roy J. Doepker | 2021-03-23 |
| 10605243 | Scroll compressor with oil management system | Roy J. Doepker, Guangyong Zhou, Qingfeng Sun, Hongfei Shu | 2020-03-31 |
| 10288070 | Screw compressor with oil shutoff and method | Yifan Qiu | 2019-05-14 |
| 10036388 | Scroll compressor with oil management system | Roy J. Doepker, Guangyong Zhou, Qingfeng Sun, Hongfei Shu | 2018-07-31 |
| 9879674 | Compressor having capacity modulation assembly | Roy J. Doepker | 2018-01-30 |
| 9458847 | Scroll compressor having biasing system | Kirill M. Ignatiev, James F. Fogt | 2016-10-04 |
| 9303642 | Compressor having capacity modulation assembly | Roy J. Doepker | 2016-04-05 |
| 9267501 | Compressor including biasing passage located relative to bypass porting | — | 2016-02-23 |
| 8857200 | Compressor having capacity modulation or fluid injection systems | Robert C. Stover, Michael M. Perevozchikov | 2014-10-14 |
| 8790098 | Compressor having output adjustment assembly | Robert C. Stover, Michael M. Perevozchikov | 2014-07-29 |
| 8628316 | Compressor having capacity modulation system | Robert C. Stover | 2014-01-14 |
| 8616014 | Compressor having capacity modulation or fluid injection systems | Robert C. Stover, Michael M. Perevozchikov | 2013-12-31 |
| 8585382 | Compressor having capacity modulation assembly | Roy J. Doepker | 2013-11-19 |
| 8568118 | Compressor having piston assembly | Robert C. Stover, Michael M. Perevozchikov | 2013-10-29 |
| 8529232 | Compressor having capacity modulation system | Robert C. Stover, Michael M. Perevozchikov | 2013-09-10 |
| 8517704 | Compressor having capacity modulation system | Robert C. Stover | 2013-08-27 |
| 8506271 | Scroll machine having axially biased scroll | Stephen M. Seibel, Robert C. Stover | 2013-08-13 |
| 8313318 | Compressor having capacity modulation system | Robert C. Stover | 2012-11-20 |
| 8307663 | Vapor compression circuit and method including a thermoelectric device | Kirill M. Ignatiev, Nagaraj Jayanth, Hung M. Pham, Jean-Luc M. Caillat | 2012-11-13 |