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For the Inventor, By the Inventor

Houston, TX, United States of America

Merichem Company


USPTO Granted Patents = 62

% Expired Patents = 6.5



Trademarks = 12

Forward Citations = 458

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53 inventors (with patents filed for the assignee):

goldMedal Jeffrey Bruce Gomach (11 out of 11 patents)

silverMedal Tiejun Zhang (10 out of 10 patents)

bronzeMedal James F McGehee (8 out of 30 patents)

4.  Baisheng Zou (5 out of 14 patents)

5.  David Blake Jackson (5 out of 27 patents)

6.  Tom Varadi (5 out of 5 patents)

7.  Gary J Nagl (5 out of 13 patents)

8.  Nachiketa Anand (5 out of 5 patents)

9.  K Michael Hardy (4 out of 4 patents)

10.  V Keith Turner (4 out of 4 patents)

11.  Binh N Le (4 out of 5 patents)

12.  John N Begasse (4 out of 7 patents)

13.  Charles T Huang (4 out of 5 patents)

14.  Verlin Keith Turner (4 out of 5 patents)

15.  Zhouyang Liu (4 out of 4 patents)


Core Competencies:
Catalytic Carbon Fiber
Hydrogen Sulfide Removal
Oxidation Process
Liquid-Liquid Mass Transfer
Hydrocarbon Treatment
Separation Apparatus
Desulfurization Process
Mercaptan Treatment
Waste Stream Treatment
Continuous Recausticization
Naphtha Desulfurization
Pyrolysis Process

62 patents:

1. 11826741 - Catalytic carbon fiber preparation methods (2023-11-28),
2. 11826736 - Catalytic carbon fiber preparation methods (2023-11-28),
3. 11547967 - Hydrogen sulfide removal process (2023-01-10),
4. 11524283 - Catalytic carbon fiber preparation methods (2022-12-13),
5. 11517889 - Catalytic carbon fiber contactor (2022-12-06),
6. 11339334 - Multi-stage contacting process and apparatus (2022-05-24),
7. 11248175 - Contactor and separation apparatus and process of using same (2022-02-15),
8. 11072746 - Hydrogen sulfide removal process (2021-07-27),
9. 10974190 - Hydrogen sulfide removal process (2021-04-13),
10. 10946309 - Liquid-liquid mass transfer process and apparatus (2021-03-16),
11. 10858597 - Contactor and separation apparatus and process of using same (2020-12-08),
12. 10787614 - Hydrogen sulfide removal process (2020-09-29),
13. 10661220 - Hydrogen sulfide removal process (2020-05-26),
14. 10633599 - Contactor and separation apparatus and process of using same (2020-04-28),
15. 10518194 - Contactor and separation apparatus and process of using same (2019-12-31),
Company Overview
Merichem Company, headquartered in Houston, TX, specializes in advanced hydrocarbon treatment technologies. The company focuses on developing innovative solutions for hydrogen sulfide removal, oxidation processes, and liquid-liquid mass transfer. With expertise in catalytic carbon fiber and separation apparatus, Merichem is dedicated to enhancing desulfurization and mercaptan treatment processes. Their technologies are integral to improving the efficiency and environmental sustainability of hydrocarbon processing across various industries.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

Merichem Company USPTO Patent Assignee Logo
62 Patents

#100 in Houston, TX

#322 in Texas

#5,842 in US

#11,761 in the World

Houston, TX (US)
Houston, TX, United States of America

Merichem Company

Forward Citations = 458

53 inventors:

goldMedal Jeffrey Bruce Gomach (11 out of 11 patents)

silverMedal Tiejun Zhang (10 out of 10 patents)

bronzeMedal James F McGehee (8 out of 30 patents)

4.  Baisheng Zou (5 out of 14 patents)

5.  David Blake Jackson (5 out of 27 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Merichem Company. Retrieved from https://idiyas.com/company/merichem-company

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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