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São Paulo, Brazil

Whirlpool S.a.

USPTO Granted Patents = 161

% Expired Patents = 53.4

EPO Patents = 124

Trademarks = 3

Forward Citations = 930

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209 inventors (with patents filed for the assignee):

Dietmar Erich Bernhard Lilie (30 out of 60 patents)

Paulo Rogerio Carrara Couto (11 out of 12 patents)

Paulo Sergio Dainez (9 out of 15 patents)

4. Celso Kenzo Takemori (9 out of 9 patents)

5. Marcos Guilherme Schwarz (8 out of 31 patents)

6. Alisson Luiz Roman (7 out of 7 patents)

7. Fabian Fagotti (7 out of 11 patents)

8. Fabricio Caldeira Possamai (7 out of 9 patents)

9. Emerson Moreira (6 out of 8 patents)

10. Egidio Berwanger (6 out of 16 patents)

11. Fabio Henrique Klein (6 out of 6 patents)

12. Guilherme Nehring (5 out of 17 patents)

13. Marcio Roberto Thiessen (5 out of 8 patents)

14. Cristiano Binder (5 out of 10 patents)

15. Aloisio Nelmo Klein (5 out of 12 patents)

Core Competencies:

Refrigeration Compressor

Linear Compressor

Hermetic Compressor

Compressor Control

Valved Dispensing

Cooling System

Gas Burner

Suction Valve

Noise Muffler

Washing Machine

Sintered Products

Acoustic Filter

161 patents: Sort by Forward Citations

1. 11866876 - Valved dispensing system for products in liquid form by inertial centrifugal action for household appliances (2024-01-09),

2. 11378311 - Hermetic compressor for positive displacement (2022-07-05),

3. 11313067 - Valved dispensing system for products in liquid form by inertial centrifugal action for household appliances (2022-04-26),

4. 10704184 - Valved dispensing system for products in liquid form by inertial centrifugal action for household appliances (2020-07-07),

5. 10697105 - Detection system of washing machines removable basket and method for detection of washing machines removable basket (2020-06-30),

6. 10584693 - Two parts telescopic connecting rod for alternative compressors and method of assembling two-parts telescopic connecting rod in alternative compressors (2020-03-10),

7. 10502202 - Cooling compressor comprising protection arrangement for electrical connections (2019-12-10),

8. 10329703 - Detection system of washing machines removable basket and method for detection of washing machines removable basket (2019-06-25),

9. 10288063 - Flow restrictor and gas compressor (2019-05-14),

10. 10288061 - Method and system for protection and diagnosis of a linear compressor, and a linear compressor (2019-05-14),

11. 10227975 - Gas discharge system for a refrigeration compressor and a refrigeration compressor (2019-03-12),

12. 10221842 - Linear compressor (2019-03-05),

13. 10199757 - Electronic control connector, electronic control for driving a hermetic compressor and hermetic compressor (2019-02-05),

14. 10174756 - Reciprocating compressor valves arrangement (2019-01-08),

15. 10174747 - Semi-commanded valve system applied to compressor and method for modulating the capacity of a compressor provided with a semi-commanded valve system (2019-01-08),

Company Overview

Whirlpool S.A., headquartered in São Paulo, Brazil, specializes in the development and manufacturing of advanced refrigeration compressors. The company focuses on innovative technologies such as linear and hermetic compressors, which enhance energy efficiency and performance in cooling systems. Additionally, Whirlpool S.A. is engaged in compressor control technologies and valved dispensing solutions, contributing to the evolution of refrigeration and cooling applications across various sectors. Its commitment to research and development positions it as a key player in the refrigeration technology landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

161 Patents

#1 in São Paulo

#3 in Brazil

#5,126 in the World

São Paulo, Brazil

Whirlpool S.a.

Forward Citations = 930

209 inventors:

Dietmar Erich Bernhard Lilie (30 out of 60 patents)

Paulo Rogerio Carrara Couto (11 out of 12 patents)

Paulo Sergio Dainez (9 out of 15 patents)

4. Celso Kenzo Takemori (9 out of 9 patents)

5. Marcos Guilherme Schwarz (8 out of 31 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Whirlpool S.a.. Retrieved from https://idiyas.com/company/whirlpool-s-a

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]

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