For the Inventor, By the Inventor

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Maumee, OH, United States of America

Surface Combustion, Inc.

USPTO Granted Patents = 28

Trademarks = 35

Forward Citations = 255

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30 inventors (with patents filed for the assignee):

Max Hoetzl (10 out of 12 patents)

Ralph Paul Poor (8 out of 9 patents)

Garry W Barbee (6 out of 6 patents)

4. Thomas M Lingle (6 out of 7 patents)

5. Stephen Harry Verhoff (6 out of 6 patents)

6. Thomas J Schultz (5 out of 15 patents)

7. James Edward Brug (4 out of 5 patents)

8. Michael J Huber (4 out of 4 patents)

9. William J Bernard (2 out of 2 patents)

10. Gary W Barbee (2 out of 2 patents)

11. Jay K Shah (2 out of 2 patents)

12. Garrol Tackett (2 out of 2 patents)

13. Petros A Kotidis (2 out of 6 patents)

14. Jaime A Woodroffe (2 out of 17 patents)

15. Peter S Rostler (2 out of 6 patents)

28 patents: Sort by Forward Citations

1. 10604350 - System for controlling torque-limiting drive charge car (2020-03-31),

2. 8293167 - Surface treatment of metallic articles in an atmospheric furnace (2012-10-23),

3. 7267793 - Furnace for vacuum carburizing with unsaturated aromatic hydrocarbons (2007-09-11),

4. 7204952 - Vacuum furnace for carburizing with hydrocarbons (2007-04-17),

5. 7033446 - Vacuum carburizing with unsaturated aromatic hydrocarbons (2006-04-25),

6. 6991687 - Vacuum carburizing with napthene hydrocarbons (2006-01-31),

7. 6283749 - Inside/out, industrial vacuum furnace (2001-09-04),

8. 5639418 - Strip floater furnace with closed loop recirculation (1997-06-17),

9. 5554230 - Low dew point gas generator cooling system (1996-09-10),

10. 5550858 - Heat treat furnace with multi-bar high convective gas quench (1996-08-27),

11. 5478985 - Heat treat furnace with multi-bar high convective gas quench (1995-12-26),

12. 5402233 - Furnace control apparatus using polarizing interferometer (1995-03-28),

13. 5364476 - Industrial variable carbon potential gas generator (1994-11-15),

14. 5320329 - Pressure pad for stably floating thin strip (1994-06-14),

15. 5286313 - Process control system using polarizing interferometer (1994-02-15),

Surface Combustion, Inc. is a leading provider of thermal processing solutions. With over 100 years of experience, they specialize in the design and manufacture of industrial heat treating equipment for various industries. Surface Combustion offers a wide range of innovative products including batch, continuous, and specialty furnaces, as well as industrial ovens and thermal systems. They are committed to delivering high-quality, energy-efficient solutions that meet their customers' specific requirements. Visit their website to learn more about their products and services.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

Surface Combustion, Inc.

28 Patents

#8 in Maumee, OH

#530 in Ohio

#11,986 in US

#23,215 in the World

Maumee, OH, United States of America

Surface Combustion, Inc.

Forward Citations = 255

30 inventors:

Max Hoetzl (10 out of 12 patents)

Ralph Paul Poor (8 out of 9 patents)

Garry W Barbee (6 out of 6 patents)

4. Thomas M Lingle (6 out of 7 patents)

5. Stephen Harry Verhoff (6 out of 6 patents)

Please report any incorrect information to [email protected]

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