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For the Inventor, By the Inventor

Oak Brook, IL, United States of America

Restaurant Technology Inc.


USPTO Granted Patents = 173



Trademarks = 14

Forward Citations = 3,904

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219 inventors (with patents filed for the assignee):

goldMedal Henry Thomas Ewald (37 out of 42 patents)

silverMedal Gerald A Sus (27 out of 27 patents)

bronzeMedal Glenn Schackmuth (22 out of 29 patents)

4.  Ron Dorsten (18 out of 18 patents)

5.  Paul G Simmons (16 out of 16 patents)

6.  Jenny M Hong (13 out of 13 patents)

7.  Curtis Clarence Pinnow (12 out of 21 patents)

8.  Manuel Calzada (11 out of 13 patents)

9.  Mario G Ceste (11 out of 16 patents)

10.  David W Carroll (10 out of 64 patents)

11.  Robert L Cahlander (10 out of 12 patents)

12.  Benny Nunley (9 out of 9 patents)

13.  Charles E Rose (9 out of 9 patents)

14.  Jimmie L Coffey (9 out of 10 patents)

15.  Richard J Petersheim (9 out of 12 patents)


Core Competencies:
Range Exhaust Cleaning
Flame Resistant Filter
Food Preparation Systems
Two-Surface Grill
Remote Order Management
Drive-Thru Technology
Low Oil Fryer
Food Holding Devices
Temperature Controlled Bath
Restaurant Management Systems
Automated Cooking Devices
Granular Material Dispenser

173 patents:

1. 12453988 - System and method to clean a range exhaust (2025-10-28),
2. 12358033 - System and method to clean a range exhaust (2025-07-15),
3. 11897004 - System and method to clean a range exhaust (2024-02-13),
4. 11434068 - Flame resistant filter apparatus and method (2022-09-06),
5. 11097937 - Structural food preparation systems and methods (2021-08-24),
6. 10932618 - Two-surface grill with adjustable gap and multi-stage method for cooking food (2021-03-02),
7. 10640357 - Structural food preparation systems and methods (2020-05-05),
8. 10373223 - System and method for receiving and managing remotely placed orders (2019-08-06),
9. RE47380 - Drive-thru system and method (2019-05-06),
10. 9700173 - Two-surface grill with adjustable gap and multi-stage method for cooking food (2017-07-11),
11. 9232875 - Low oil volume fryer with small cold zone (2016-01-12),
12. 9198450 - Table top bun steamer and method (2015-12-01),
13. 9084429 - Food tray and tray insert (2015-07-21),
14. 9049875 - Steam and platen toasting device (2015-06-09),
15. 8997636 - Programmable device and method for storing food (2015-04-07),
Restaurant Technology Inc. is a leading provider of innovative technology solutions specifically designed for the restaurant industry. With a focus on enhancing efficiency and improving the dining experience, our company offers a wide range of products and services. From point-of-sale systems and online ordering platforms to kitchen display systems and customer engagement tools, we strive to empower restaurants with cutting-edge technology. With over a decade of experience, Restaurant Technology Inc. has helped numerous restaurants optimize their operations and elevate their business in a highly competitive market.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

173 Patents

#3 in Oak Brook, IL

#144 in Illinois

#2,241 in US

#4,664 in the World

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Oak Brook, IL, United States of America

Restaurant Technology Inc.

Forward Citations = 3,904

219 inventors:

goldMedal Henry Thomas Ewald (37 out of 42 patents)

silverMedal Gerald A Sus (27 out of 27 patents)

bronzeMedal Glenn Schackmuth (22 out of 29 patents)

4.  Ron Dorsten (18 out of 18 patents)

5.  Paul G Simmons (16 out of 16 patents)

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