Chang; Aaron
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Aaron.The latest application filed is for "pipe handling device".
- Chang; Aaron - Houston TX
- Chang; Aaron - Grand Prairie TX
- Chang; Aaron - Taipei City TW
Trademarks
| Patent | Date |
|---|---|
| Pipe Handling Device App 20200032595 - Chang; Aaron ; et al. | 2020-01-30 |
| System and urine sensing devices for and method of monitoring kidney function Grant 10,542,923 - Chang , et al. Ja | 2020-01-28 |
| Pipe handling device Grant 10,544,634 - Chang , et al. Ja | 2020-01-28 |
| Pipe handling device Grant 10,472,904 - Chang , et al. Nov | 2019-11-12 |
| Pipe Handling Device App 20190153792 - Chang; Aaron ; et al. | 2019-05-23 |
| Pipe handling device Grant 10,214,976 - Chang , et al. Feb | 2019-02-26 |
| Technologies For Optimizing Transmitter Equalization With High-speed Retimer App 20190044760 - Chiang; Allen ; et al. | 2019-02-07 |
| Pipe Handling Device App 20180187497 - Chang; Aaron ; et al. | 2018-07-05 |
| System And Urine Sensing Devices For And Method Of Monitoring Kidney Function App 20180110455 - CHANG; AARON ; et al. | 2018-04-26 |
| Box-on-box self-stacking substructure for a drill rig Grant 9,488,014 - Sparkman , et al. November 8, 2 | 2016-11-08 |
| Pipe Handling Device App 20160319611 - Chang; Aaron ; et al. | 2016-11-03 |
| Method and system for decreasing transthoracic impedance for cardioversion and defibrillation Grant 9,474,892 - Chang , et al. October 25, 2 | 2016-10-25 |
| Method And System For Decreasing Transthoracic Impedance For Cardioversion And Defibrillation App 20150221205 - CHANG; Aaron ; et al. | 2015-08-06 |
| Box-on-box Self-stacking Substructure For A Drill Rig App 20150143759 - Sparkman; Joseph Michael ; et al. | 2015-05-28 |
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