Ernest L Yeakey

This inventor holds 54 USPTO granted patents, plus 1 CIPO patent, primarily in Polyurethane Chemistry (CPC class 5211). Top assignees: Texaco Inc., Texaco Development Corporation, Texaco Chemical Company. Active years: 1976-1995.

USPTO Granted Patents = 54

% Patents Active = 100.0

CIPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 2.3

ph-index = 14

Forward Citations = 658(Granted Patents)

Forward Citations (Not Self Cited) = 649(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Houston, TX (US) (1982 - 1985)
Austin, TX (US) (1976 - 1995)

Company Filing History:

Texaco Development Corporation

patents

3 out of 276

Texaco Chemical Company

patents

4. 2 out of 14

Jefferson Chemical Company, Inc.

patents

5. 1 out of 46

Arco Chemical Company

Years Active: 1976-1995

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Areas of Expertise:

Polyurethane Foams

Polyoxyalkylene Polyamines

Polyols

Corrosion Inhibitors

Aromatic Polyester Polycarbonates

Flexible Polyurethane

Polyamide Adhesives

Detergent Composition

Methylene Bis(methylanthranilate)

Alkenylsuccinyl Polyglycolcarbonate

Hydroxylated Polymodal Butadiene

Aminopolyols

54 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5449838 - Isopropyl t-butyl ether (IPTBE) generation from crude acetone (1995-09-12),

2. 5153287 - Preparation of hydroxylated low molecular weight polymodal butadiene (1992-10-06),

3. 5116465 - Removal of water, methanol and acetone from propylene oxide by (1992-05-26),

4. 5103062 - Modified normally liquid, water-soluble polyoxyalkylene polyamines (1992-04-07),

5. 4994621 - Aminated, alkoxylated hydroxyl-terminated polybutadienes (1991-02-19),

6. 4952732 - Mannich condensates of a substituted phenol and an alkylamine containing (1990-08-28),

7. 4918222 - Process for synthesis of N-acetylglycine (1990-04-17),

8. 4785026 - Polymer polyols with high solids content (1988-11-15),

9. 4757143 - Catalytic method for the manufacture of triethylenediamine (1988-07-12),

10. 4661272 - Thioether diester lubricating oil composition (1987-04-28),

11. 4628108 - Production of 2-substituted-1,3-dioxolanes from 1,3-dioxolane and (1986-12-09),

12. 4602102 - Production of alkyl glycolates (1986-07-22),

13. 4578205 - Use of methylene azelaic acid as a corrosion inhibitor (1986-03-25),

14. 4554364 - Production of 2-hydroxyalkyl-1,3-dioxolanes (1985-11-19),

15. 4550184 - Production of 2-hydroxymethyl-1,3-dioxolane (1985-10-29),

Title: The Innovative Contributions of Ernest L Yeakey

Introduction: Ernest L Yeakey is a prominent inventor based in Austin, TX, known for his significant contributions to the field of chemical engineering. With an impressive portfolio of 54 patents, Yeakey has made remarkable advancements in the production of chemical compounds, showcasing his innovative spirit and dedication to research.

Latest Patents: Among Yeakey's latest patents is the generation of isopropyl t-butyl ether (IPTBE) from crude acetone. This two-step process involves transforming a crude by-product acetone stream into a valuable chemical intermediate. Additionally, he has developed a method for preparing hydroxylated low molecular weight polymodal butadiene. This process produces hydroxy-containing, propylene carbonate insoluble butadiene polymers with a molecular weight range of about 400 to 25,000, containing an average of about two hydroxyl groups per molecule. This innovative approach demonstrates Yeakey's focus on creating efficient and sustainable chemical processes.

Career Highlights: Throughout his career, Yeakey has been associated with notable companies such as Texaco Inc. and Texaco Development Corporation. His involvement with these leading organizations has played a significant role in his professional growth and the development of his inventive ideas.

Collaborations: Collaboration has been a key element of Yeakey's career. He has worked alongside talented individuals such as Michael E Brennan and Lewis W Watts, Jr., combining their expertise to further push the boundaries of chemical engineering and innovation.

Conclusion: Ernest L Yeakey's impact on the field of chemical engineering is profound. His impressive array of patents and collaborative efforts underline his commitment to innovation and excellence in his work. As he continues to develop new technologies and processes, Yeakey's contributions will undoubtedly have lasting effects on the industry and inspire future generations of inventors.