EPO Patents = 3

Forward Citations = 3

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7 inventors (with patents filed for the assignee):

Qianxi Liu (5 out of 5 patents)

Bo Zhang (3 out of 15 patents)

Kaishun Li (2 out of 2 patents)

4. Yingxue Wu (2 out of 2 patents)

5. Yueting Zhou (2 out of 2 patents)

6. Guanfei Shi (2 out of 2 patents)

7. Weiwei Shi (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 12345336 - Piston ring with hard plating, and preparation method therefor (2025-07-01),

2. 12203553 - Wear-resistant and low-friction coated piston ring and preparation method therefor (2025-01-21),

3. 11401598 - Friction reduced and wear resistant coating, preparation method thereof and piston ring (2022-08-02),

4. 11215283 - Diamond-like coating for piston ring surfaces, piston ring and processes for preparing the same (2022-01-04),

5. 9927029 - Multilayer multi-element composite hard pvd coating on the surface of a piston ring, a piston ring and a preparation process (2018-03-27),

Asimco Shuanghuan Piston Ring (Yizheng) Co., Ltd. is a leading manufacturer of piston rings in China. With a focus on quality and innovation, the company has established itself as a trusted supplier to the automotive industry. Asimco Shuanghuan Piston Ring is committed to providing top-notch products and services to its customers.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

5 Patents

#1 in

#4,587 in

Yizheng, China

Asimco Shuanghuan Piston Ring(yizheng) Co., Ltd.