Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11717104 | Spiral blade, grinding component and food processor | Han Han, Weijie Chen | 2023-08-08 |
| 11692536 | Vacuum pumping device and food processor | Jianfei Xu, Rong Liu, Dan Wu, Xianghe Zeng | 2023-07-04 |
| 11446890 | Food processor | Han Han, Weijie Chen | 2022-09-20 |
| 11246453 | Food processor with overflow detection ring | Rong Liu, Jianfei Xu | 2022-02-15 |
| 11234550 | Squeezing threaded rod, squeezing component, and food processor | Han Han, Weijie Chen | 2022-02-01 |
| 11096513 | Drive assembly and food processor | Han Han, Weijie Chen | 2021-08-24 |
| 11008182 | Rotatable tray mechanism, robot and device | — | 2021-05-18 |
| 10906589 | Flexible base and self-driven robot | — | 2021-02-02 |
| 10786118 | Food processor | Xianghe Zeng, Jianfei Xu, Weijie Chen, Yan She | 2020-09-29 |
| D736975 | Combination flashlight stun gun | — | 2015-08-18 |
| 8721301 | Smart blow-down system for variable frequency drive compressor units | Steven D. Centers | 2014-05-13 |
| 8308446 | Smart blow-down system for variable frequency drive compressor units | Steven D. Centers | 2012-11-13 |
| 7802974 | Screw compressor having asymmetric seal around rotor axis | David M. Rockwell, Frederick L. Miller, Jr. | 2010-09-28 |
| 7423880 | Secure device capable of engaging with a heat sink firmly | — | 2008-09-09 |
| 7163387 | Meshing helical rotors | — | 2007-01-16 |
| 6916353 | Curved side oil or fluid separator element | — | 2005-07-12 |
| 6739853 | Compact control mechanism for axial motion control valves in helical screw compressors | Bruce A. Fraser | 2004-05-25 |
| 6694750 | Refrigeration system employing multiple economizer circuits | Alexander Lifson | 2004-02-24 |
| 6658866 | Scroll expressor | James W. Bush | 2003-12-09 |
| 6644045 | Oil free screw expander-compressor | Joost Brasz | 2003-11-11 |
| 6595024 | Expressor capacity control | Joost Brasz | 2003-07-22 |