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For the Inventor, By the Inventor

Sheboygan, WI, United States of America

The Vollrath Company, LLC


USPTO Granted Patents = 210



Trademarks = 48

Forward Citations = 2,659

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116 inventors (with patents filed for the assignee):

goldMedal Jill E Hundley (46 out of 97 patents)

silverMedal Rebecca J Schreiber-Pethan (39 out of 40 patents)

bronzeMedal David M Wasserman (31 out of 33 patents)

4.  Mark V LeGreve (21 out of 21 patents)

5.  John A Wojcik (19 out of 20 patents)

6.  Theresa M Mayer (18 out of 18 patents)

7.  David R Tosdale (17 out of 17 patents)

8.  Ken Wetenkamp (15 out of 16 patents)

9.  Peter Roever (13 out of 13 patents)

10.  Alan J Schommer (13 out of 13 patents)

11.  Aamer Mohammed (12 out of 13 patents)

12.  Richard R Koehl (12 out of 16 patents)

13.  Jeffrey T Zank (10 out of 10 patents)

14.  Jeffrey C Mittmann (9 out of 10 patents)

15.  William I Kessler (9 out of 10 patents)


Core Competencies:
Induction Cooking
Food Warming Assembly
Temperature Regulation
Automatic Vending Machine
Countertop Appliance
Manual Food Processor
Wireless Temperature Probe
Breath Guard
Frozen Beverage Dispenser
Cookware Handle
Food Station
Reconfigurable Shield

210 patents:

1. D1102864 - Knob (2025-11-25),
2. 12465171 - Three dimensional induction rethermalizing stations and control systems (2025-11-11),
3. 12446118 - Induction warmer station (2025-10-14),
4. 12262821 - Adjustable breath guard (2025-04-01),
5. 12251041 - Systems and methods for thermal soft start control (2025-03-18),
6. D1064729 - Cookware handle (2025-03-04),
7. 12127715 - Cookware handle (2024-10-29),
8. D1047590 - Cooking appliance (2024-10-22),
9. 11968765 - Induction cooking system (2024-04-23),
10. 11937735 - Reconfigurable food warming assembly (2024-03-26),
11. 11857115 - Cookware handle (2024-01-02),
12. 11839329 - Three dimensional induction rethermalizing station and control system (2023-12-12),
13. D1004360 - Pan (2023-11-14),
14. 11684184 - Protection guard having moveable and positionable shield useful for food stations in the food service industry (2023-06-27),
15. 11576505 - Food station with repositionable shield (2023-02-14),
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USPTO Data Jan 1 1976 - Dec 30 2025

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210 Patents

#1 in Sheboygan, WI 53082-0611, undefined

#35 in

#1,908 in US

#3,936 in the World

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Sheboygan, WI, United States of America

The Vollrath Company, LLC

Forward Citations = 2,659

116 inventors:

goldMedal Jill E Hundley (46 out of 97 patents)

silverMedal Rebecca J Schreiber-Pethan (39 out of 40 patents)

bronzeMedal David M Wasserman (31 out of 33 patents)

4.  Mark V LeGreve (21 out of 21 patents)

5.  John A Wojcik (19 out of 20 patents)

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