For the Inventor, By the Inventor

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Wellsville, NY, United States of America

The Air Preheater Company, Inc.

USPTO Granted Patents = 79

Forward Citations = 715

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54 inventors (with patents filed for the assignee):

Richard F Stockman (20 out of 22 patents)

Roderick J Baker (6 out of 6 patents)

Kenneth O Bellows (6 out of 6 patents)

4. Harlan E Finnemore (5 out of 14 patents)

5. Gary C Goetschius (4 out of 4 patents)

6. Wayne S Counterman (3 out of 18 patents)

7. Kent E Ritter (3 out of 7 patents)

8. Arthur A Oare (3 out of 3 patents)

9. Glenn D Mattison (3 out of 5 patents)

10. Robin B Rhodes (2 out of 6 patents)

11. William F Harder (2 out of 4 patents)

12. Craig E Bayer (2 out of 6 patents)

13. Craig R Johnson (2 out of 3 patents)

14. Mark T Casagrande (2 out of 2 patents)

15. Tadek Brzytwa (2 out of 2 patents)

Core Competencies:

Regenerative Incinerators

Heat Exchangers

Heat Transfer Elements

Rotary Heat Exchangers

Finned Recuperator Tubes

Thermal Oxidizers

Baghouse Filters

Fiber Optic Sensors

Modular Tubular Heat Exchangers

Element Basket Assemblies

Fire Detection Systems

Overload Detection Methods

79 patents: Sort by Forward Citations

1. 5188804 - Regenerative bed incinerator and method of operating same (1993-02-23),

2. 5186901 - Regenerative bed incinerator system (1993-02-16),

3. 5029639 - High efficiency folded plate heat exchanger (1991-07-09),

4. 5024817 - Twin bed regenerative incinerator system (1991-06-18),

5. 4971142 - Heat exchanger and heat pipe therefor (1990-11-20),

6. 4930569 - Heat transfer element assembly (1990-06-05),

7. 4913776 - High efficiency folded plate heat exchanger (1990-04-03),

8. 4838342 - Element basket assembly for heat exchanger (1989-06-13),

9. 4813003 - Method of detecting hot spots in a rotary heat exchanger (1989-03-14),

10. 4789024 - Low profile element basket assembly with integral lifting means (1988-12-06),

11. 4773145 - Method of constructing a cylindrical rotor assembly for a rotary (1988-09-27),

12. 4744410 - Heat transfer element assembly (1988-05-17),

13. 4627485 - Rotary regenerative heat exchanger for high temperature applications (1986-12-09),

14. 4606400 - Element basket for heat exchanger (1986-08-19),

15. 4593750 - Radial seal assembly for rotary regenerative heat exchanger (1986-06-10),

The Air Preheater Company, Inc. is a leading provider of air preheaters and related products for the power generation industry. With over 100 years of experience, we specialize in designing and manufacturing efficient heat transfer solutions that help our customers improve energy efficiency, reduce emissions, and enhance overall plant performance. Our preheaters are used in coal-fired, gas-fired, and oil-fired power plants around the world, delivering reliable and cost-effective heat recovery solutions. Visit our website to learn more about our innovative products and solutions.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

79 Patents

#1 in Wellsville, NY

#251 in New York

#4,500 in US

#9,192 in the World

Wellsville, NY, United States of America

The Air Preheater Company, Inc.

Forward Citations = 715

54 inventors:

Richard F Stockman (20 out of 22 patents)

Roderick J Baker (6 out of 6 patents)

Kenneth O Bellows (6 out of 6 patents)

4. Harlan E Finnemore (5 out of 14 patents)

5. Gary C Goetschius (4 out of 4 patents)

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