Cornelius Rettner

This inventor holds 4 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignees: Audi Ag, Volkswagen Ag. Active years: 2019-2025.

USPTO Granted Patents = 4 (Patent Applications = 3)

% Patents Active = 100.0

EPO Patents = 1 (Patent Applications = 2)

Average Co-Inventor Count = 2.4

ph-index = 1

Forward Citations = 1(Granted Patents)

Company Filing History:

where one patent can have more than one assignee

Years Active: 2019-2025

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12397653 - Operating an on-board power supply of an electrically drivable motor vehicle (2025-08-26),

2. 12291105 - Motor vehicle having a DC voltage onboard power supply (2025-05-06),

3. 11502621 - Method for operating at least two pulse-width-modulated inverters connected to a direct-current supply network, circuit assembly, and motor vehicle (2022-11-15),

4. 10263505 - Filtering of alternating voltage components in the intermediate circuit of a rectifier device of a motor vehicle (2019-04-16),

Title: Cornelius Rettner: Innovator in Electric Vehicle Technology

Introduction

Cornelius Rettner is a notable inventor based in Erlangen, Germany, recognized for his contributions to electric vehicle technology. With a total of four patents to his name, he has made significant advancements in the field of on-board power supply systems for electrically drivable motor vehicles.

Latest Patents

Rettner's latest patents include innovative methods for operating an on-board power supply of an electrically drivable motor vehicle. One patent describes a method where at least one electrical machine is supplied with electrical energy from a vehicle battery through an inverter. This inverter is equipped with a radio interference suppression filter to minimize grid-bound interferences. Another patent focuses on a motor vehicle featuring a DC voltage power supply, which includes a filter module designed to dampen alternating voltage coupled into the component connection. This design enhances the vehicle's performance by shielding against electromagnetic radiation.

Career Highlights

Throughout his career, Cornelius Rettner has worked with prominent automotive companies such as Audi AG and Volkswagen AG. His experience in these leading organizations has allowed him to develop and refine his innovative ideas in electric vehicle technology.

Collaborations

Rettner has collaborated with talented individuals in the industry, including Maximilian Schiedermeier and Benedikt Fries. These partnerships have contributed to the successful development of his patents and innovations.

Conclusion

Cornelius Rettner stands out as a key figure in the advancement of electric vehicle technology. His patents reflect a commitment to improving the efficiency and functionality of on-board power supply systems. His work continues to influence the automotive industry and pave the way for future innovations.