Yen; Cheng-Chung
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yen; Cheng-Chung.The latest application filed is for "mechanism for modulating diffuser vane of diffuser".
- Yen; Cheng-Chung - Hsinchu N/A TW
- Yen; Cheng-Chung - Hsinchu Hsien TW
- Yen; Cheng-Chung - Hsinchu City TW
| Patent | Date |
|---|---|
| Mechanism for modulating diffuser vane of diffuser Grant 8,734,093 - Yen , et al. May 27, 2 | 2014-05-27 |
| Mechanism For Modulating Diffuser Vane Of Diffuser App 20120134784 - Yen; Cheng-Chung ; et al. | 2012-05-31 |
| Oil-free centrifugal blade compressor and magnetic-gas bearing thereof Grant 8,113,799 - Wu , et al. February 14, 2 | 2012-02-14 |
| Oil-free Lubrication Centrifugal Refrigerant Compressor And Lubrication Method Thereof App 20110194960 - Wu; Teng-Yuan ; et al. | 2011-08-11 |
| Rotor mechanism of centrifugal compressor Grant 7,789,616 - Yen , et al. September 7, 2 | 2010-09-07 |
| Centrifugal impeller Grant 7,789,627 - Chiang , et al. September 7, 2 | 2010-09-07 |
| Oil-free Centrifugal Blade Compressor And Magnetic-gas Bearing Thereof App 20100158718 - Wu; Teng-Yuan ; et al. | 2010-06-24 |
| Flow passage structure for refrigerant compressor Grant 7,641,439 - Chen , et al. January 5, 2 | 2010-01-05 |
| Rotor mechanism of centrifugal compressor App 20080152478 - Yen; Cheng-Chung ; et al. | 2008-06-26 |
| Flow passage structure for refrigerant compressor App 20070140889 - Chen; Jiing Fu ; et al. | 2007-06-21 |
| Centrifugal impeller App 20070140832 - Chiang; Chung-Ping ; et al. | 2007-06-21 |
| Auxiliary-bicycle Torsion Sensing And Large Gear Plate Minimization Apparatus App 20020173397 - Wu, Ching-Huei ; et al. | 2002-11-21 |
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