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For the Inventor, By the Inventor

Houston, TX, United States of America

Multi-chem Group, LLC


USPTO Granted Patents = 53



Trademarks = 13

Forward Citations = 116

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134 inventors (with patents filed for the assignee):

goldMedal Liang Xin Xu (16 out of 50 patents)

silverMedal Liangwei Qu (14 out of 18 patents)

bronzeMedal Funian Zhao (13 out of 17 patents)

4.  Kai He (10 out of 14 patents)

5.  Zhiwei Yue (8 out of 20 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
MEMS Technology
Hydrogen Detection
Paraffin Inhibitors
Hydraulic Fracturing
Corrosion Inhibitors
Surfactant Selection
Iron Sulfide Scale Removal
Hydrate Inhibitors
Oilfield Operations
Microfracture Creation
Directional Drilling

53 patents:

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),
Multi-Chem Group, LLC is a leading provider of specialty chemicals and equipment for the oil and gas industry. With over 30 years of experience, we offer a wide range of innovative solutions and services to improve operational efficiency and maximize production. Our comprehensive product portfolio includes drilling fluids, cementing additives, production chemicals, well stimulation and completion products, and more. Backed by a team of experienced professionals and state-of-the-art facilities, we are committed to delivering high-quality products, customized solutions, and exceptional customer service.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

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53 Patents

#106 in Houston, TX

#360 in Texas

#6,441 in US

#12,935 in the World

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Houston, TX, United States of America

Multi-chem Group, LLC

Forward Citations = 116

134 inventors:

goldMedal Liang Xin Xu (16 out of 50 patents)

silverMedal Liangwei Qu (14 out of 18 patents)

bronzeMedal Funian Zhao (13 out of 17 patents)

4.  Kai He (10 out of 14 patents)

5.  Zhiwei Yue (8 out of 20 patents)

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