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For the Inventor, By the Inventor

Elgin, IL, United States of America

The Middleby Corporation


USPTO Granted Patents = 31

% Expired Patents = 3.2



Trademarks = 1

Forward Citations = 557

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23 inventors (with patents filed for the assignee):

goldMedal William S Schjerven, Sr (27 out of 31 patents)

silverMedal Theodore James Chmiola (17 out of 17 patents)

bronzeMedal John H Wiker (15 out of 15 patents)

4.  Richard H Van Camp (14 out of 14 patents)

5.  Mohan K Panicker (9 out of 9 patents)

6.  Magdy A Albert (7 out of 7 patents)

7.  Ricky Joe Sullivan McIntosh (4 out of 7 patents)

8.  Mark A Sieron (4 out of 6 patents)

9.  James Jeffery Hanson (4 out of 6 patents)

10.  Robert Edward Jacob (3 out of 3 patents)

11.  Frank Carbonara (3 out of 4 patents)

12.  Gregory J Tomko (3 out of 3 patents)

13.  Michael R Matthews, Jr (3 out of 3 patents)

14.  Brent James Carlson (3 out of 7 patents)

15.  Richard Rosenbrock (2 out of 5 patents)


Core Competencies:
Convection Conveyor Oven
Power Modulator
Heat Delivery System
Self-Cleaning Oven
Cooking Appliance Control
Charbroiler
Bypass Circuit
Modulated Gas Flow
Conveyor Oven Control
Restaurant Griddle

31 patents:

1. 12742546 - Convection conveyor oven manifold and damper system (2026-09-22),
2. 12262718 - Power modulator for infrared conveyor oven (2025-04-01),
3. 11835229 - Convection conveyor oven manifold and damper system (2023-12-05),
4. 11771096 - Power modulator for infrared conveyor oven (2023-10-03),
5. 11369118 - Conveyor oven heat delivery system (2022-06-28),
6. 11369117 - Conveyor oven air system (2022-06-28),
7. 11058121 - Bypass circuit and wipe technique for contactor used to operate solid state relays that control heating elements (2021-07-13),
8. 10920980 - Convection conveyor oven manifold and damper system (2021-02-16),
9. 10842156 - Conveyor oven apparatus and method (2020-11-24),
10. 10746410 - Cooking oven power modulation system and method (2020-08-18),
11. 10362898 - Apparatus and method for controlling a conveyor oven (2019-07-30),
12. 10123543 - Bypass circuit and wipe technique for contactor used to operate solid state relays that control heating elements (2018-11-13),
13. 10076000 - Control of cooking appliance in response to control-compartment, cooling fan failure (2018-09-11),
14. 10039289 - Conveyor oven apparatus and method (2018-08-07),
15. 10036558 - Self-cleaning oven (2018-07-31),
The Middleby Corporation is a leading global manufacturer specializing in commercial kitchen equipment and food processing solutions. Headquartered in Elgin, Illinois, the company focuses on innovative technologies that enhance food preparation, cooking, and serving processes across various sectors, including restaurants, foodservice, and industrial applications. Middleby is committed to advancing culinary efficiency and sustainability through its diverse portfolio of brands and products, which cater to the evolving needs of the food industry.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

The Middleby Corporation
31 Patents

#8 in Elgin, IL

#587 in Illinois

#10,912 in US

#21,217 in the World

Elgin, IL (US)
Elgin, IL, United States of America

The Middleby Corporation

Forward Citations = 557

23 inventors:

goldMedal William S Schjerven, Sr (27 out of 31 patents)

silverMedal Theodore James Chmiola (17 out of 17 patents)

bronzeMedal John H Wiker (15 out of 15 patents)

4.  Richard H Van Camp (14 out of 14 patents)

5.  Mohan K Panicker (9 out of 9 patents)

Please report any incorrect information to [email protected]
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