David John Wortman

This inventor holds 30 USPTO granted patents and 2 published patent applications, plus 1 CIPO patent and 5 EPO patents, primarily in Thermal Barrier Coatings. Top assignees: General Electric Company, Barson Composites Corporation. Active years: 1979-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David John Wortman. Retrieved from https://idiyas.com/inventor/david-john-wortman

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 30 (Patent Applications = 2)

% Patents Active = 86.7

CIPO Patents = 1

EPO Patents = 5 (Patent Applications = 1)

Average Co-Inventor Count = 3.6

ph-index = 16

Forward Citations = 605(Granted Patents)

Location History:

West Chester, OH (US) (1979)
Schenectady, NY (US) (2003)
Niskayuna, NY (US) (2002 - 2006)
Hamilton, OH (US) (1993 - 2016)

Company Filing History:

29 out of 52,404

General Electric Company

patents

1 out of 4

Barson Composites Corporation

patents

Years Active: 1979-2016

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Areas of Expertise:

Gas Turbine Components

Thermal Barrier Coating

Electron Beam Deposition

Nickel Aluminide

Protective Coating

Multilayer Coating

Vapor Deposition

Superalloy Components

Erosion Resistance

Environmental Protection

Ceramic Materials

30 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9297089 - Coatings for gas turbine components (2016-03-29),

2. 8545185 - Turbine engine components with environmental protection for interior passages (2013-10-01),

3. 7306859 - Thermal barrier coating system and process therefor (2007-12-11),

4. 7250225 - Gamma prime phase-containing nickel aluminide coating (2007-07-31),

5. 7247393 - Gamma prime phase-containing nickel aluminide coating (2007-07-24),

6. 7087266 - Thermal barrier coating and process therefor (2006-08-08),

7. 6998172 - Thermally-stabilized thermal barrier coating (2006-02-14),

8. 6946034 - Electron beam physical vapor deposition apparatus (2005-09-20),

9. 6863937 - Method of operating an electron beam physical vapor deposition apparatus (2005-03-08),

10. 6808799 - Thermal barrier coating on a surface (2004-10-26),

11. 6620465 - Physical properties of thermal barrier coatings using electron beam-physical vapor deposition (2003-09-16),

12. 6589351 - Electron beam physical vapor deposition apparatus and crucible therefor (2003-07-08),

13. 6503574 - Method for producing an enhanced thermal barrier coating system (2003-01-07),

14. 6458473 - Diffusion aluminide bond coat for a thermal barrier coating system and method therefor (2002-10-01),

15. 6447854 - Method of forming a thermal barrier coating system (2002-09-10),

Title: **Innovative Contributions of David John Wortman in Gas Turbine Technology**

Introduction

David John Wortman, based in Hamilton, OH, has made significant strides in the field of gas turbine technology, holding an impressive portfolio of 30 patents. His work primarily focuses on enhancing the performance and durability of gas turbine components through innovative coatings and materials.

Latest Patents

Wortman's recent patents showcase his dedication to advancing turbine engine components. One notable patent involves coatings for gas turbine components that utilize a non-aluminide protective coating infused with a platinum-group metal. This innovative approach enhances the corrosion resistance of the coating while enabling its application in high-stress and high-fatigue areas of the component. Furthermore, his patent on turbine engine components features environmental protection for interior passages, integrating both interior and exterior chromide coatings that interact with the base metal, ensuring superior performance without the need for an aluminide coating.

Career Highlights

Throughout his illustrious career, David Wortman has contributed his expertise to leading companies such as General Electric Company and Barson Composites Corporation. His role in these organizations has been pivotal in developing advanced technologies that push the boundaries of gas turbine efficiency and reliability.

Collaborations

Wortman's innovative journey has been enriched by collaborations with esteemed colleagues, including Robert William Bruce and David Vincent Rigney. Their collective efforts in research and development have played a crucial role in bringing groundbreaking technologies to the forefront of the gas turbine industry.

Conclusion

David John Wortman’s work exemplifies how targeted innovations in material science can dramatically improve the performance of gas turbine components. With a legacy of patents and collaborative efforts that prioritize efficiency and reliability, Wortman continues to inspire the next generation of engineers and inventors in the field of aerospace technology.

Profile summary based on public USPTO records.