ASIMCO SHUANGHUAN PISTON RING(YIZHENG) CO., LTD.
Patent Applications and Registrations
Patent applications and USPTO patent grants for ASIMCO SHUANGHUAN PISTON RING(YIZHENG) CO., LTD..The latest application filed is for "friction reduced and wear resistant coating, preparation method thereof and piston ring".
- ASIMCO SHUANGHUAN PISTON RING(YIZHENG) CO., LTD. - YIZHENG
- ASIMCO Shuanghuan Piston Ring(YiZheng) Co., Ltd. - Yizheng Jiangsu N/A CN
- ASIMCO Shuanghuan Piston Ring(YiZheng) Co., Ltd. - Jiangsu CN
- ASIMCO Shuanghuan Piston Ring(YiZheng) Co., Ltd. -
| Patent | Date |
|---|---|
| Friction reduced and wear resistant coating, preparation method thereof and piston ring Grant 11,401,598 - Liu , et al. August 2, 2 | 2022-08-02 |
| Diamond-like coating for piston ring surfaces, piston ring and processes for preparing the same Grant 11,215,283 - Wu , et al. January 4, 2 | 2022-01-04 |
| Friction Reduced And Wear Resistant Coating, Preparation Method Thereof And Piston Ring App 20200370162 - LIU; Qianxi ; et al. | 2020-11-26 |
| Multilayer multi-element composite hard pvd coating on the surface of a piston ring, a piston ring and a preparation process Grant 9,927,029 - Wu , et al. March 27, 2 | 2018-03-27 |
| Diamond-like Coating For Piston Ring Surfaces, Piston Ring And Processes For Preparing The Same App 20170261103 - WU; Yingxue ; et al. | 2017-09-14 |
| Multilayer Multi-element Composite Hard Pvd Coating On The Surface Of A Piston Ring, A Piston Ring And A Preparation Process App 20150211635 - WU; Yingxue ; et al. | 2015-07-30 |
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