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For the Inventor, By the Inventor

Houston, TX, United States of America

H R D Corporation


USPTO Granted Patents = 121

% Expired Patents = 82.6



Forward Citations = 596

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13 inventors (with patents filed for the assignee):

goldMedal Abbas Hassan (118 out of 123 patents)

silverMedal Aziz Hassan (118 out of 122 patents)

bronzeMedal Rayford Gaines Anthony (110 out of 119 patents)

4.  Gregory G Borsinger (105 out of 112 patents)

5.  Ebrahim Bagherzadeh (75 out of 78 patents)

6.  Krishnan Viswanathan (7 out of 10 patents)

7.  Greg G Borsinger (1 out of 1 patent)

8.  Abbass Hassan (1 out of 1 patent)

9.  Azziz Hassan (1 out of 2 patents)

10.  Bedri Bozkurt (1 out of 3 patents)

11.  Jubo Zhang (1 out of 2 patents)

12.  Harshad M Bhatt (1 out of 1 patent)

13.  William B Herbert (1 out of 5 patents)

14.  Teresa Plumley Karjala (111 patents)

15.  Abass Hassan (0 patent)


Core Competencies:
Microorganism Growth
Algal Oil Recovery
Glycerol Production
Fatty Acids
Hydrocracking
Gasification
Medical Therapy
Shear Stress
Catalysts
Liquid Phase Reactions
Aspirin Production
Polyvinyl Chloride

121 patents:

1. 9873859 - Microorganism growth and products recovery (2018-01-23),
2. 9862910 - System and process for recovering algal oil (2018-01-09),
3. 9850437 - Enhanced processes to produce value-added products from light gases (2017-12-26),
4. 9669381 - System and process for hydrocracking (2017-06-06),
5. 9592484 - Gasification of carbonaceous materials and gas to liquid processes (2017-03-14),
6. 9381138 - High shear application in medical therapy (2016-07-05),
7. 9290716 - High shear application in processing oils (2016-03-22),
8. 9227196 - Method of high shear comminution of solids (2016-01-05),
9. 9222033 - High shear process for processing naphtha (2015-12-29),
10. 9216402 - Reactor and catalyst for converting natural gas to organic compounds (2015-12-22),
11. 9205388 - High shear system and method for the production of acids (2015-12-08),
12. 9192896 - System and process for production of liquid product from light gas (2015-11-24),
13. 9187723 - Algae processing (2015-11-17),
14. 9108148 - Apparatus and method for gas separation (2015-08-18),
15. 9067859 - High shear rotary fixed bed reactor (2015-06-30),
Company Overview
H R D Corporation, based in Houston, TX, specializes in high shear processing technologies that enhance various industrial applications. The company focuses on advancing methods for microorganism growth, algal oil recovery, and glycerol production, contributing to sustainable practices in energy and bioproducts. Their expertise extends to hydrocracking and gasification processes, as well as medical therapy applications, leveraging shear stress to optimize outcomes across diverse sectors.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

H R D Corporation USPTO Patent Assignee Logo
121 Patents

#56 in Houston, TX

#174 in Texas

#3,197 in US

#6,611 in the World

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

H R D Corporation

Forward Citations = 596

13 inventors:

goldMedal Abbas Hassan (118 out of 123 patents)

silverMedal Aziz Hassan (118 out of 122 patents)

bronzeMedal Rayford Gaines Anthony (110 out of 119 patents)

4.  Gregory G Borsinger (105 out of 112 patents)

5.  Ebrahim Bagherzadeh (75 out of 78 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: H R D Corporation. Retrieved from https://idiyas.com/company/h-r-d

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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