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For the Inventor, By the Inventor

Jackson, WI, United States of America

Rytec Corporation


USPTO Granted Patents = 48



Trademarks = 35

Forward Citations = 562

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23 inventors (with patents filed for the assignee):

goldMedal Brian Norbert Drifka (19 out of 19 patents)

silverMedal Walenty Kalempa (10 out of 10 patents)

bronzeMedal Joe M Delgado (8 out of 9 patents)

4.  Daniel J Gregoriou (8 out of 8 patents)

5.  Louis B Mueller (7 out of 7 patents)

6.  Christopher Gontarski (6 out of 6 patents)

7.  Jeffrey Thomas Malinowski (4 out of 5 patents)

8.  Arno Klein (4 out of 4 patents)

9.  Andrew John Schumacher (3 out of 3 patents)

10.  Thomas Terrance Kimener (2 out of 20 patents)

11.  David Slomski (2 out of 2 patents)

12.  Mark Semmann (2 out of 2 patents)

13.  Jeffrey Konetzki (2 out of 2 patents)

14.  Thomas Terrence Kimener (2 out of 15 patents)

15.  Norbert Elsdoerfer (1 out of 7 patents)


Core Competencies:
Safety Management
Roll-Up Doors
Thermal Barrier
Wind Load Resistance
High-Speed Door Assembly
Draft Arrester
Sliding Door Mechanism
Contamination Prevention
Dual Safety-Edge
Frost Control System
Overhead Door Configuration
Insulated Heat Fin

48 patents:

1. 12404714 - System and method for safety management in roll-up doors (2025-09-02),
2. 11975521 - Roll-up thermal barrier (2024-05-07),
3. 11804114 - Safety system and method for overhead roll-up doors (2023-10-31),
4. 11548263 - Roll-up thermal barrier (2023-01-10),
5. 11346141 - Safety system and method for overhead roll-up doors (2022-05-31),
6. 11236540 - System and method for safety management in roll-up doors (2022-02-01),
7. 10619397 - System and method for safety management in roll-up doors (2020-04-14),
8. 9765567 - Segmented wind lock configuration for overhead roll-up doors and method of constructing the same (2017-09-19),
9. 9458665 - Ninety degree wind lock with break-away capability and door panel and door assembly utilizing the same (2016-10-04),
10. 9429353 - Turbo seal insulated heat fin (2016-08-30),
11. 9410368 - Device and method for increasing the wind load resistance and disengage-ability of overhead roll-up doors (2016-08-09),
12. 9322212 - Wind lock configuration for overhead roll-up doors (2016-04-26),
13. 9260911 - Door panel for overhead roll-up doors and a method for creating the same (2016-02-16),
14. 9187953 - Side column configuration for overhead roll-up door assemblies (2015-11-17),
15. 9186427 - Method and device for preventing contamination from a door which opens vertically (2015-11-17),
Rytec Corporation is a leading manufacturer of high-performance doors for commercial, industrial, and cold storage applications. With a focus on innovation and quality, Rytec offers a wide range of high-speed doors, including roll-up and bi-fold doors, designed to meet the demands of various industries. With over 30 years of experience, Rytec has earned a reputation for delivering durable, reliable, and energy-efficient door solutions that enhance productivity and safety. Their doors are used by leading companies worldwide, and their commitment to customer satisfaction has made them a trusted partner in the industry.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Jan 6 2026

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48 Patents

#1 in Jackson, WI

#182 in Wisconsin

#7,029 in US

#14,129 in the World

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Jackson, WI, United States of America

Rytec Corporation

Forward Citations = 562

23 inventors:

goldMedal Brian Norbert Drifka (19 out of 19 patents)

silverMedal Walenty Kalempa (10 out of 10 patents)

bronzeMedal Joe M Delgado (8 out of 9 patents)

4.  Daniel J Gregoriou (8 out of 8 patents)

5.  Louis B Mueller (7 out of 7 patents)

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