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Lawrenceville, NJ, United States of America

Hydrocarbon Research, Inc.

USPTO Granted Patents = 60

Trademarks = 1

Forward Citations = 1,085

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47 inventors (with patents filed for the assignee):

Michael C Chervenak (11 out of 15 patents)

Ronald H Wolk (9 out of 14 patents)

Derk T Huibers (6 out of 16 patents)

4. Peter Maruhnic (5 out of 6 patents)

5. Edwin S Johanson (5 out of 7 patents)

6. Alfred G Comolli (4 out of 21 patents)

7. Franklin D Hoffert (4 out of 8 patents)

8. Govanon Nongbri (4 out of 7 patents)

9. Paul Harriman Kydd (3 out of 37 patents)

10. Clarence A Johnson (3 out of 3 patents)

11. Francis P Daly (3 out of 3 patents)

12. Amalesh K Sirkar (3 out of 3 patents)

13. James C Chao (3 out of 4 patents)

14. Seymour B Alpert (2 out of 6 patents)

15. William C Rovesti (2 out of 3 patents)

Core Competencies:

Hydrocracking

Gasification

Coal Liquefaction

Hydrogenation

Fluidized Bed

Phase Separation

Desulfurization

Catalytic Processes

Petroleum Refining

Ebullated Bed

Naphthenic Reforming

Coal Conversion

60 patents: Sort by Forward Citations

1. 5382734 - Thermal reforming of naphthenic and hydrodealkylation of aromatic (1995-01-17),

2. 4673552 - Downwardly directed fluid flow distribution system for ebullated bed (1987-06-16),

3. 4427535 - Selective operating conditions for high conversion of special petroleum (1984-01-24),

4. 4424109 - Catalyst for coal liquefaction process (1984-01-03),

5. 4421568 - Process for making L-sugars and D-fructose (1983-12-20),

6. 4420644 - Lignin hydrocracking process to produce phenol and benzene (1983-12-13),

7. 4400468 - Process for producing adipic acid from biomass (1983-08-23),

8. 4400181 - Method for using fast fluidized bed dry bottom coal gasification (1983-08-23),

9. 4381986 - Cooling and solidification of heavy hydrocarbon liquid streams (1983-05-03),

10. 4380678 - Multi-stage aldoses to polyols process (1983-04-19),

11. 4371616 - Process for producing L-sugars (1983-02-01),

12. 4366332 - Catalytic hydrogenolysis of alditols to product glycerol and polyols (1982-12-28),

13. 4362213 - Method of in situ oil extraction using hot solvent vapor injection (1982-12-07),

14. 4359592 - Multi-stage, adsorption process for separating organic liquids from water (1982-11-16),

15. 4359353 - Polypeptides as chemical tagging materials (1982-11-16),

Hydrocarbon Research, Inc., based in Lawrenceville, NJ, specializes in advanced hydrocarbon processing technologies. The company focuses on innovative solutions in hydrocracking, gasification, coal liquefaction, and hydrogenation, contributing to the efficient conversion of hydrocarbons into valuable fuels and chemicals. Their expertise extends to fluidized bed systems, phase separation techniques, desulfurization processes, and various catalytic methods, positioning them as a key player in the energy and chemical sectors.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

60 Patents

#1 in Lawrenceville, NJ

#250 in New Jersey

#5,991 in US

#12,071 in the World

Lawrenceville, NJ, United States of America

Hydrocarbon Research, Inc.

Forward Citations = 1,085

47 inventors:

Michael C Chervenak (11 out of 15 patents)

Ronald H Wolk (9 out of 14 patents)

Derk T Huibers (6 out of 16 patents)

4. Peter Maruhnic (5 out of 6 patents)

5. Edwin S Johanson (5 out of 7 patents)

Please report any incorrect information to [email protected]

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