For the Inventor, By the Inventor

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Elgin, IL, United States of America

Middleby Marshall, Incorporated

USPTO Granted Patents = 35

CIPO Patents = 1

Trademarks = 18

Forward Citations = 784

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46 inventors (with patents filed for the assignee):

Christian Matthew Yungbluth (7 out of 7 patents)

Thomas C Hotard (6 out of 6 patents)

Adrian A Bruno (5 out of 56 patents)

4. Robert Van Murray (4 out of 4 patents)

5. Robert C Vroom (4 out of 4 patents)

6. Kurt S Creamer (4 out of 4 patents)

7. Loren Jay Veltrop (3 out of 97 patents)

8. Richard W Hartzell (3 out of 3 patents)

9. Philip C Carbone (2 out of 56 patents)

10. William S Schjerven, Sr (2 out of 30 patents)

11. Roberto Nevarez (2 out of 36 patents)

12. Rafé Tierra Williams (2 out of 2 patents)

13. Murray Van Johnson (2 out of 2 patents)

14. Thomas Diwisch (2 out of 2 patents)

15. Richard J Casanzio (2 out of 2 patents)

35 patents: Sort by Forward Citations

1. 12496372 - Method and apparatus for air treatment including light baffle catalyst (2025-12-16),

2. 12135132 - Grate and range system (2024-11-05),

3. 11261632 - Tensioning system for appliance door (2022-03-01),

4. 11047580 - Grate and range system (2021-06-29),

5. D914450 - Grate (2021-03-30),

6. D914449 - Grate (2021-03-30),

7. D914448 - Grate (2021-03-30),

8. D904158 - Knob (2020-12-08),

9. D893980 - Knob (2020-08-25),

10. 9188344 - Combustion convection oven with variable exhaust damper (2015-11-17),

11. 8955506 - Combustion convection oven with variable exhaust damper (2015-02-17),

12. 7049551 - Natural convection steam cooking device (2006-05-23),

13. 6904903 - Convection steamer with forced recirculation through steam bath (2005-06-14),

14. 6758207 - Gas-fired cooking device with braising cavity having surface heated by heat bank (2004-07-06),

15. 6688882 - Gas burner with spaced orifice (2004-02-10),

Middleby Marshall, Incorporated is a leading global manufacturer of cooking and food processing equipment. With a history spanning over 100 years, Middleby Marshall designs, manufactures, and markets a wide range of innovative products for commercial kitchens and foodservice operations. Their product portfolio includes advanced cooking ovens, conveyor systems, toasters, and more. Middleby Marshall is committed to providing high-quality equipment that enhances efficiency and productivity in the food industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

35 Patents

#5 in Elgin, IL

#516 in Illinois

#9,423 in US

#18,611 in the World

Elgin, IL, United States of America

Middleby Marshall, Incorporated

Forward Citations = 784

46 inventors:

Christian Matthew Yungbluth (7 out of 7 patents)

Thomas C Hotard (6 out of 6 patents)

Adrian A Bruno (5 out of 56 patents)

4. Robert Van Murray (4 out of 4 patents)

5. Robert C Vroom (4 out of 4 patents)

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