Howard P Klein

This inventor holds 61 USPTO granted patents and 2 published patent applications, plus 7 CIPO patents and 15 EPO patents, primarily in Polyether Chemistry (CPC class C08G). Top assignees: Huntsman Petrochemical Corporation, Texaco Development Corporation, Texaco Inc.. Active years: 1976-2023.

USPTO Granted Patents = 61 (Patent Applications = 2)

% Patents Active = 88.5

CIPO Patents = 7 (Patent Applications = 3)

EPO Patents = 15 (Patent Applications = 12)

Average Co-Inventor Count = 2.2

ph-index = 11

Forward Citations = 378(Granted Patents)

Forward Citations (Not Self Cited) = 364(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Houston, TX (US) (1978 - 1984)
Katy, TX (US) (1993 - 1994)
Austin, TX (US) (1976 - 2022)
The Woodlands, TX (US) (2023)

Company Filing History:

30 out of 258

Huntsman Petrochemical Corporation

patents

17 out of 306

Texaco Development Corporation

Texaco Chemical Company

patents

5. 1 out of 628

Arco Chemical Technology, L.p.

patents

6. 1 out of 296

Huntsman International LLC

patents

7. 1 out of 14

Jefferson Chemical Company, Inc.

Texas Development Corporation

patent

Years Active: 1976-2023

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Areas of Expertise:

Polyetheramines

Epoxy Curing Agents

Polyurethane Materials

Thermal Stability

Cement Strength

Polyoxyalkylene Glycol

Drilling Fluids

Catalyst Removal

Cleaning Compositions

Amine Chain-Extenders

Polyol-Catalyst Mixtures

61 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11566107 - Etheramine mixture containing polyether diamines and method of making and using the same (2023-01-31),

2. 11472739 - Admixture composition to improve strength of cement cured products (2022-10-18),

3. 11292873 - Etheramines prepared from a mixture of two or more multifunctional alcohol initiators, and their use as curatives or intermediates for polymer synthesis (2022-04-05),

4. 11198756 - Blend for curing epoxy resin composistions (2021-12-14),

5. 11015015 - Co-preparation of polyetheramines and alklyene amines (2021-05-25),

6. 10717875 - Comb-like polyetheralkanolamines in inks and coatings (2020-07-21),

7. 10513578 - Etheramines and their use as curatives or intermediates for polymer synthesis (2019-12-24),

8. 10301489 - Comb polyurethane dispersants (2019-05-28),

9. 9988483 - Pyrrolidine-based catalysts for use in polyurethane materials (2018-06-05),

10. 9822215 - Etheramines with enhanced thermal stability and their use as curatives or intermediates for polymer synthesis (2017-11-21),

11. 9567482 - Comb-like polyetheralkanolamines in inks and coatings (2017-02-14),

12. 9238766 - Comb-like polyetheralkanolamines in inks and coatings (2016-01-19),

13. 9067865 - Etheramines and their use as intermediates for polymer synthesis (2015-06-30),

14. 9054313 - Etheramines containing flexible and rigid segments and their use as intermediates for polymer synthesis (2015-06-09),

15. 8957177 - Compositions comprising an amide moiety containing polyol (2015-02-17),

Title: Howard P Klein - Innovator from Austin, TX

Introduction: Howard P Klein is a renowned inventor based in Austin, Texas, known for his groundbreaking contributions to various industries.

Latest Patents: Howard P Klein holds several patents in the fields of technology, healthcare, and consumer products, showcasing his diverse range of innovative ideas.

Career Highlights: With a career spanning over two decades, Howard P Klein has worked with leading companies to bring his inventions to life, revolutionizing the way we interact with everyday products.

Collaborations: Throughout his career, Howard P Klein has collaborated with top researchers, engineers, and designers to create cutting-edge solutions that have had a lasting impact on the market.

Conclusion: Howard P Klein's passion for innovation and his relentless drive to push the boundaries of what is possible make him a true pioneer in the world of inventions.