Joo; Sang Tak
Patent Applications and Registrations
Patent applications and USPTO patent grants for Joo; Sang Tak.The latest application filed is for "kerf of winter tire".
- Joo; Sang Tak - Daejeon KR
- Joo; Sang Tak - Daejeong KR
| Patent | Date |
|---|---|
| Kerf of winter tire Grant 10,773,555 - Joo Sept | 2020-09-15 |
| Kerf Of Winter Tire App 20180354311 - JOO; Sang Tak | 2018-12-13 |
| Three-dimensional Tread Kerfs Of Vehicle Tire App 20180207994 - JOO; Sang Tak | 2018-07-26 |
| Tread Kerf Of Snow Tire App 20180201073 - JOO; Sang Tak | 2018-07-19 |
| Tread kerf of snow tire Grant 9,931,892 - Jang , et al. April 3, 2 | 2018-04-03 |
| Pneumatic tire for vehicle Grant 9,764,600 - Kim , et al. September 19, 2 | 2017-09-19 |
| Kerf structure for snow tire Grant 9,561,690 - Joo , et al. February 7, 2 | 2017-02-07 |
| Kerf structure for snow tire Grant 9,561,689 - Joo , et al. February 7, 2 | 2017-02-07 |
| Tread Kerf of Snow Tire App 20160052346 - Jang; Min Su ; et al. | 2016-02-25 |
| Pneumatic Tire For Vehicle App 20150321520 - KIM; Jin Seop ; et al. | 2015-11-12 |
| Kerf Structure For Snow Tire App 20150107739 - JOO; Sang Tak ; et al. | 2015-04-23 |
| Kerf Structure For Snow Tire App 20150107740 - JOO; Sang Tak ; et al. | 2015-04-23 |
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