Roberto Andrich

This inventor holds 11 USPTO granted patents and 2 published patent applications and 8 EPO patents. Top assignees: Whirlpool S.a., Embraco-Industria De Compressores E Solucoes Em Refrigeracao, Ltda., Nidec Global Appliance Brasil Ltda.. Active years: 2005-2026.

USPTO Granted Patents = 11 (Patent Applications = 2)

% Patents Active = 63.6

EPO Patents = 8 (Patent Applications = 9)

Average Co-Inventor Count = 2.2

ph-index = 2

Forward Citations = 12(Granted Patents)

Company Filing History:

Embraco-Industria De Compressores E Solucoes Em Refrigeracao, Ltda.

patents

3 out of 16

Nidec Global Appliance Brasil Ltda.

patents

4. 1 out of 102

Empresa Brasileira De Compressores S.a. - Embraco

patents

Years Active: 2005-2026

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12640668 - Phase advance method in motors with permanent magnets presenting induced voltages with flat region (2026-05-26),

2. 12388387 - Method of accelerated extinguishing of residual current and method of duration control of the method of accelerated extinguishing of residual current (2025-08-12),

3. 12273060 - Starting methods for BLDC motors applied on reciprocating compressors (2025-04-08),

4. 10774827 - Method for actuating semi-commanded valve and system for actuating semi-commanded valve for multi-suction alternative compressor (2020-09-15),

5. 10731642 - Method for actuating semi-commanded valve and system for actuating semi-commanded valve for multi-suction alternative compressor (2020-08-04),

6. 10344754 - Improper opening detection method of multiple suction reciprocating compressor suction valve (2019-07-09),

7. 10094374 - Operational status checking system of alternative compressor valve and method for checking operational status of alternative compressor valve (2018-10-09),

8. 8796968 - Anticipatory control system for electric motor and anticipatory control method for electric motor applied to cyclic loads (2014-08-05),

9. 8643320 - Control system for electric motor applied to cyclic loads and control method for electric motor applied to cyclic loads (2014-02-04),

10. 7959414 - Control system and method for protection against breakage of lubricanting-oil film in compressor bearings (2011-06-14),

11. 6922027 - Method of controlling an electric motor, a system for controlling an electric motor and an electric motor (2005-07-26),

Title: The Innovative Contributions of Roberto Andrich

Introduction

Roberto Andrich is a notable inventor based in Joinville, Brazil. He has made significant contributions to the field of engineering, particularly in the area of compressor technology. With a total of 11 patents to his name, Andrich has demonstrated a commitment to innovation and problem-solving in his work.

Latest Patents

Among his latest patents is a method for actuating a semi-commanded valve and a system for actuating a semi-commanded valve for multi-suction alternative compressors. This method acts in synchronism with the compression cycles of an alternative compressor. It involves detecting at least one compression peak during the mechanical cycle of the compressor and switching the functional status of the semi-commanded valve accordingly. This innovative approach enhances the efficiency and performance of alternative compressors.

Career Highlights

Throughout his career, Roberto Andrich has worked with prominent companies such as Whirlpool S.A. and Embraco - Indústria de Compressores e Soluções em Refrigeração, Ltda. His experience in these organizations has allowed him to apply his inventive skills to real-world applications, contributing to advancements in refrigeration technology.

Collaborations

Andrich has collaborated with several professionals in his field, including Dietmar Erich Bernhard Lilie and Marcos Guilherme Schwarz. These collaborations have likely enriched his work and led to further innovations in compressor technology.

Conclusion

Roberto Andrich's contributions to the field of engineering, particularly through his patents and collaborations, highlight his role as a significant inventor. His innovative methods for compressor technology continue to influence the industry and pave the way for future advancements.