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Houston, TX, United States of America

Cnpc USA Corporation

USPTO Granted Patents = 102

% Expired Patents = 2.9

Forward Citations = 86

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126 inventors (with patents filed for the assignee):

Peng Cheng (25 out of 25 patents)

Chris X Cheng (19 out of 19 patents)

Lijun Lin (18 out of 18 patents)

4. Fuchen Craig Liu (17 out of 17 patents)

5. Xiongwen Yang (16 out of 16 patents)

6. Jiangshui Huang (15 out of 22 patents)

7. Yu Liu (14 out of 96 patents)

8. Jianpeng Yue (14 out of 14 patents)

9. Jiaxiang Ren (13 out of 26 patents)

10. Zhenzhou Yang (12 out of 12 patents)

11. Lulu Song (12 out of 13 patents)

12. Stephanie Yu (11 out of 11 patents)

13. Jiaqing Yu (9 out of 23 patents)

14. Xu Wang (8 out of 64 patents)

15. Lei Zhao (8 out of 44 patents)

Core Competencies:

Hydraulic Fracturing

Degradable Downhole Tools

Proppant Technology

Oil Recovery

Corrosion Resistant Alloys

Fluid Loss Control

Polymer Systems

High Temperature Applications

Surfactants

Drilling Fluids

Cutting Elements

Fracturing Fluids

102 patents: Sort by Forward Citations

1. 12748062 - Fast nondestructive method to evaluate the curative system of rubber goods (2026-09-29),

2. 12747647 - High temperature high pressure induced mineralization for sealing application (2026-09-29),

3. D1146469 - Oven rack for pipettes (2026-09-08),

4. 12698391 - Preparation of degradable polyester composites and use thereof (2026-08-04),

5. 12680422 - Method for powering with a hybrid battery pack system (2026-07-14),

6. 12680013 - Composition and method for improving the production of petroleum hydrocarbons (2026-07-14),

7. 12650072 - Apparatuses and methods for protecting drill string components (2026-06-09),

8. 12637610 - Low concentration synthetic polymer fracturing fluid with ascorbic acid (2026-05-26),

9. 12565618 - Di-alkyl chain surfactants as a main surfactant for enhancing oil recovery for tight oil formations (2026-03-03),

10. 12467123 - Boronized corrosion resistant alloy component for high pressure and high temperature oilfield applications (2025-11-11),

11. 12448863 - Molded articles of modified polyglycolic acid for degradable downhole tools application (2025-10-21),

12. 12435585 - Hydraulic control apparatus and method for a downhole tool (2025-10-07),

13. 12392704 - Apparatus and method for determining the static proppant-settling-velocity in fracturing fluids (2025-08-19),

14. 12391868 - Method for making nano- and micro-particles for use as a proppant and fluid-loss-control additive (2025-08-19),

15. 12365826 - HTHP corrosion resistant composite seal via recrystallization of reactive composite: formulation and deployment (2025-07-22),

Cnpc USA Corporation, headquartered in Houston, TX, specializes in advanced technologies for hydraulic fracturing. The company focuses on developing innovative solutions such as degradable downhole tools and proppant technology, aimed at enhancing oil recovery processes. Their expertise extends to corrosion-resistant alloys, fluid loss control, and polymer systems, particularly for high-temperature applications. Cnpc USA is committed to delivering cutting-edge technologies that improve efficiency and sustainability in the oil and gas industry.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Cnpc USA Corporation

102 Patents

#63 in Houston, TX

#206 in Texas

#3,714 in US

#7,635 in the World

Houston, TX, United States of America

Cnpc USA Corporation

Forward Citations = 86

126 inventors:

Peng Cheng (25 out of 25 patents)

Chris X Cheng (19 out of 19 patents)

Lijun Lin (18 out of 18 patents)

4. Fuchen Craig Liu (17 out of 17 patents)

5. Xiongwen Yang (16 out of 16 patents)

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