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For the Inventor, By the Inventor

The Woodlands, TX, United States of America

Huntsman Petrochemical Corporation


USPTO Granted Patents = 257



Trademarks = 27

Forward Citations = 1,800

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180 inventors (with patents filed for the assignee):

goldMedal Edward T Marquis (35 out of 148 patents)

silverMedal Howard P Klein (30 out of 61 patents)

bronzeMedal James R Machac, Jr (28 out of 28 patents)

4.  Robert A Grigsby, Jr (22 out of 26 patents)

5.  Wei-Yang Su (21 out of 74 patents)

6.  George A Smith (19 out of 47 patents)

7.  David C Lewis (17 out of 21 patents)

8.  Prakasa R Anantaneni (17 out of 17 patents)

9.  Susan A Woodrum (17 out of 17 patents)

10.  Richard J Clark (17 out of 23 patents)

11.  Terry L Renken (15 out of 38 patents)

12.  Randall Keith Evans (15 out of 15 patents)

13.  Robert L Zimmerman (13 out of 88 patents)

14.  Haibo Zhao (12 out of 14 patents)

15.  Howard M Stridde (12 out of 12 patents)


Core Competencies:
Amine Blends
Polyetheramine
Curing Agents
Friction Modifiers
Polyurethane Foam
Surfactant Formulations
Aldehyde Reduction
Emulsifiers
Catalyst Systems
Additive Compounds
Thermal Stability
Polyamide Adjuvants

257 patents:

1. 12486444 - Synergistic performance of amine blends in shale control (2025-12-02),
2. 12275883 - Multifunctional additive compounds (2025-04-14),
3. 12202937 - Cyclic amide initialized polyetheramine and uses thereof (2025-01-21),
4. 12195580 - Curing agent for epoxy resins (2025-01-14),
5. 12173247 - Reaction product of an organic amine and glycidol and its use as a friction modifier (2024-12-24),
6. 12091495 - Curing agent for epoxy resins (2024-09-17),
7. 12077730 - Quaternary ammonium hydroxides of polyamines (2024-09-03),
8. 11801500 - Methods for producing tertiary amine catalysts and uses of such (2023-10-31),
9. 11680130 - Composition (2023-06-20),
10. 11603436 - Aromatic-based polyetheramine alkoxylates (2023-03-14),
11. 11566107 - Etheramine mixture containing polyether diamines and method of making and using the same (2023-01-31),
12. 11547989 - Cored round trilobe shaped catalyst for producing maleic anhydride (2023-01-10),
13. 11542364 - Curing agent for epoxy resins (2023-01-03),
14. 11542358 - Catalyst system for polyol premixes containing hydrohaloolefin blowing agents (2023-01-03),
15. 11542199 - Halogen-free quaternary amines and uses thereof (2023-01-03),
Huntsman Petrochemical Corporation is a leading global provider of advanced chemical solutions. With over 50 years of industry expertise, Huntsman offers a wide range of innovative products to meet the evolving needs of various industries, including automotive, construction, textiles, and packaging. Our commitment to sustainability and continuous research and development drives us to deliver high-quality products that contribute to a safer and more sustainable future.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Jan 6 2026

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257 Patents

#3 in The Woodlands, TX

#89 in Texas

#1,609 in US

#3,295 in the World

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The Woodlands, TX, United States of America

Huntsman Petrochemical Corporation

Forward Citations = 1,800

180 inventors:

goldMedal Edward T Marquis (35 out of 148 patents)

silverMedal Howard P Klein (30 out of 61 patents)

bronzeMedal James R Machac, Jr (28 out of 28 patents)

4.  Robert A Grigsby, Jr (22 out of 26 patents)

5.  Wei-Yang Su (21 out of 74 patents)

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