Chang; Kyong Tae
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Kyong Tae.The latest application filed is for "shaft-cylinder assembly for high temperature operation".
- Chang; Kyong Tae - Seoul KR
- Chang; Kyong Tae - Anyang-si KR
- CHANG; Kyong Tae - Academy Town KR
- Chang; Kyong Tae - Kyonggido KR
| Patent | Date |
|---|---|
| Shaft-cylinder assembly for high temperature operation Grant 11,255,319 - Ko , et al. February 22, 2 | 2022-02-22 |
| High pressure barrel Grant 11,230,079 - Ko , et al. January 25, 2 | 2022-01-25 |
| Shaft-cylinder Assembly For High Temperature Operation App 20210079907 - KO; Stanley Moon Kai ; et al. | 2021-03-18 |
| Single-use Syringe App 20200282146 - Ko; Stanley Moon Kai ; et al. | 2020-09-10 |
| Shaft-cylinder Assembly For High Temperature Operation App 20200284248 - Ko; Stanley Moon Kai ; et al. | 2020-09-10 |
| A High Pressure Barrel App 20200282682 - Ko; Stanley Moon Kai ; et al. | 2020-09-10 |
| Disposable syringe for prevention of reuse Grant 10,603,448 - Chang , et al. | 2020-03-31 |
| A Seal For Barrel Shaped Cylinder App 20190076929 - KO; Stanley Moon Kai ; et al. | 2019-03-14 |
| Disposable Syringe For Prevention Of Reuse App 20180236183 - CHANG; Kyong Tae ; et al. | 2018-08-23 |
| Rapid Mounting Hollow Wall Anchor App 20160069368 - Chang; Kyong Tae | 2016-03-10 |
| Rapid mounting hollow wall anchor Grant 9,273,710 - Chang March 1, 2 | 2016-03-01 |
| Metal coil propeller shaft seal for watercrafts including deep dive vessels Grant 8,690,162 - Chang April 8, 2 | 2014-04-08 |
| Axial piston pump with pistons having metallic sealing rings Grant 8,627,758 - Chang January 14, 2 | 2014-01-14 |
| Metal Coil Propeller Shaft Seal For Deep Dive Vessel App 20130300069 - Chang; Kyong Tae | 2013-11-14 |
| Spool Type Hydraulic Control Valve Which Spool Is Sealed With All Metal Seal Ring App 20130014845 - Chang; Kyong Tae | 2013-01-17 |
| Diesel Engine Fuel Injection Pump Which Pistons Are Sealed With All Metal Seal Rings App 20130017107 - Chang; Kyong Tae | 2013-01-17 |
| Coiled Felt Seal (CFS) Sealed Piston of Hydraulic Cylinder App 20120216673 - Chang; Kyong Tae | 2012-08-30 |
| Axial Piston Pump With Pistons Having Metallic Sealing Rings App 20120144996 - Chang; Kyong Tae | 2012-06-14 |
| Connection rod and piston for reciprocating movement apparatus Grant 5,649,509 - Chang July 22, 1 | 1997-07-22 |
| Connection rod and piston for reciprocating movement apparatus Grant 5,560,332 - Chang October 1, 1 | 1996-10-01 |
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