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San Angelo, TX, United States of America

Multi-Chem Group, LLC

USPTO Granted Patents = 53

% Expired Patents = 7.5

CIPO Patents = 20

EPO Patents = 3

Trademarks = 9

Forward Citations = 126

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59 inventors (with patents filed for the assignee):

Liang Xin Xu (16 out of 50 patents)

Liangwei Qu (14 out of 18 patents)

Funian Zhao (13 out of 17 patents)

4. Kai He (10 out of 14 patents)

5. Zhiwei Yue (8 out of 23 patents)

6. Erick Jose Acosta (8 out of 34 patents)

7. Michael Harless (7 out of 13 patents)

8. Yang Peng (7 out of 9 patents)

9. Nathan Darrell Davis (5 out of 9 patents)

10. Liu Shi (5 out of 8 patents)

11. Chunfang Fan (5 out of 6 patents)

12. Jayant Rane (5 out of 6 patents)

13. Deepak S Monteiro (4 out of 10 patents)

14. Qiang Lan (4 out of 10 patents)

15. Danny K Durham (4 out of 4 patents)

Core Competencies:

Fluid Recovery

Hydrate Inhibitors

Corrosion Inhibitors

Surfactant Formulations

Hydraulic Fracturing

Microfracture Creation

Production Tracking

Iron Sulfide Scale

Well Stimulation

Nitrate Reducing Bacteria

MEMS Technology

Additives

53 patents: Sort by Forward Citations

1. 11384272 - Processing produced fluids for fluid recovery (2022-07-12),

2. 11360014 - Methods and systems for characterizing fluid composition and process optimization in industrial water operations using MEMS technology (2022-06-14),

3. 11300372 - System for hydrogen detection in cooling towers (2022-04-12),

4. 11084970 - Additive to decrease the pour point of paraffin inhibitors (2021-08-10),

5. 11078407 - Method to hydraulically fracture a well (2021-08-03),

6. 11066596 - Buffered friction reducer for subterranean operations (2021-07-20),

7. 11041114 - Methods and treatment fluids for microfracture creation and microproppant delivery in subterranean formations (2021-06-22),

8. 11015113 - Wet-coated proppant and methods of making and using same (2021-05-25),

9. 10995262 - Ethoxylated amines for use in subterranean formations (2021-05-04),

10. 10988675 - Method to hydraulically fracture a well (2021-04-27),

11. 10961445 - Tracking production of oil, gas, and water from subterranean formation by adding soluble tracers coated onto solid particulate (2021-03-30),

12. 10954455 - Desalter chemical control system (2021-03-23),

13. 10934470 - High temperature hydrate inhibitors and methods of use (2021-03-02),

14. 10913887 - Wear inhibitor for oil and gas production (2021-02-09),

15. 10808163 - Double-headed hydrate inhibitors and methods of use (2020-10-20),

Company Overview

Multi-Chem Group, LLC, based in San Angelo, Texas, specializes in advanced solutions for subterranean operations. The company focuses on developing innovative technologies that enhance fluid recovery and mitigate challenges associated with hydrate and corrosion inhibitors. Their expertise extends to surfactant formulations, hydraulic fracturing, and microfracture creation, ensuring efficient production tracking and management of iron sulfide scale. Multi-Chem Group is dedicated to improving operational efficiency and safety in the oil and gas industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

53 Patents

#1 in San Angelo, TX

#360 in Texas

#6,670 in US

#13,334 in the World

San Angelo, TX, United States of America

Multi-Chem Group, LLC

Forward Citations = 126

59 inventors:

Liang Xin Xu (16 out of 50 patents)

Liangwei Qu (14 out of 18 patents)

Funian Zhao (13 out of 17 patents)

4. Kai He (10 out of 14 patents)

5. Zhiwei Yue (8 out of 23 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Multi-Chem Group, LLC. Retrieved from https://idiyas.com/company/multi-chem-group

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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