For the Inventor, By the Inventor

Enter assignee name

Landsberg am Lech, Germany

Rational Ag

USPTO Granted Patents = 57

% Expired Patents = 21.1

EPO Patents = 86

Trademarks = 17

Forward Citations = 515

Loading Chart...

Loading Chart...

111 inventors (with patents filed for the assignee):

Michael Greiner (12 out of 14 patents)

Peter Wiedemann (11 out of 12 patents)

Thomas Schreiner (11 out of 11 patents)

4. Manfred Breunig (10 out of 11 patents)

5. Peter Kohlstrung (9 out of 10 patents)

6. Bruno Maas (7 out of 7 patents)

7. Judith Kling (5 out of 6 patents)

8. Wolfgang Holzapfel (4 out of 4 patents)

9. Hubert Brunner (4 out of 14 patents)

10. Andrea Jürgens (4 out of 4 patents)

11. Jürgen Klasmeier (4 out of 5 patents)

12. Judith Imgram (4 out of 4 patents)

13. Wilfried Durth (4 out of 6 patents)

14. Oliver Merker (3 out of 3 patents)

15. Gerd Funk (3 out of 3 patents)

Core Competencies:

Cooking Device

Energy Transfer

Cleaning Chemical Assembly

Cooking Process

Grilling Accessory

Steam Generation

Moisture Content

Cooking Appliance

Safety Mechanism

Food Preparation

Electrical Consumers

Cooking Chamber

57 patents: Sort by Forward Citations

1. D1145572 - Bottle (2026-09-01),

2. D1143796 - Oven part (2026-08-25),

3. D1133740 - Oven (2026-07-14),

4. D1119575 - Container label (2026-03-24),

5. 12527429 - Method for visualizing programs and a cooking device using same (2026-01-20),

6. 12455081 - Method for visualising a programme planning, dialogue interface therefor and cooking device therefor (2025-10-28),

7. 12247745 - Cleaning chemical assembly, cleaning chemical modular system, and cooking appliance (2025-03-11),

8. 12064054 - Loading and unloading station and also loading and/or unloading method of a cooking apparatus to determine the load of the cooking chamber of the cooking device (2024-08-20),

9. 11980919 - Cleaning chemical assembly, cleaning chemical modular system, and cooking appliance (2024-05-14),

10. 11960256 - Method for operating a plurality of devices having electrical consumers or gas consumers, and system having a plurality of such devices (2024-04-16),

11. 11844171 - Method for the detection of at least one loading parameter of a closed space by a detection device, training method, computer program, computer-readable data carrier, and detection device (2023-12-12),

12. 11835238 - Cooking appliance unit and cooking appliance base frame (2023-12-05),

13. D980881 - Cooking apparatus socket part (2023-03-14),

14. 11343878 - Method of controlling a cooking appliance, cooking appliance, and heating element (2022-05-24),

15. 11193911 - Method for determining the moisture content within a cooking chamber of a cooking device, and cooking device (2021-12-07),

Company Overview

Rational AG, headquartered in Landsberg am Lech, Germany, specializes in innovative cooking appliances designed for professional kitchens. The company focuses on advanced cooking technologies, including energy transfer methods and steam generation, to enhance cooking efficiency and quality. Their products are engineered to optimize moisture content and facilitate cleaning processes, making them essential for modern culinary operations. Rational AG is recognized for its commitment to improving cooking processes and providing high-performance grilling accessories.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

57 Patents

#1 in Landsberg am Lech

#954 in Germany

#12,573 in the World

Landsberg am Lech, Germany

Rational Ag

Forward Citations = 515

111 inventors:

Michael Greiner (12 out of 14 patents)

Peter Wiedemann (11 out of 12 patents)

Thomas Schreiner (11 out of 11 patents)

4. Manfred Breunig (10 out of 11 patents)

5. Peter Kohlstrung (9 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Rational Ag. Retrieved from https://idiyas.com/company/rational-ag

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

Loading…