Gao; Ruiguo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Gao; Ruiguo.The latest application filed is for "step seal for refrigerant compressors".
- Gao; Ruiguo - Tallahassee FL
- Gao; Ruiguo - Talahassee FL
| Patent | Date |
|---|---|
| Partially hollow shaft for HVAC compressor Grant 11,434,918 - Sun , et al. September 6, 2 | 2022-09-06 |
| Step Seal For Refrigerant Compressors App 20220213896 - Wilson; James ; et al. | 2022-07-07 |
| Unloading device for HVAC compressor with mixed and radial compression stages Grant 11,143,193 - Yan , et al. October 12, 2 | 2021-10-12 |
| Partially Hollow Shaft For Hvac Compressor App 20200400155 - Sun; Zili ; et al. | 2020-12-24 |
| Unloading Device For Hvac Compressor With Mixed And Radial Compression Stages App 20200208642 - Yan; Jin ; et al. | 2020-07-02 |
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