Tobias Grassl

This inventor holds 6 USPTO granted patents and 1 EPO patent. Top assignees: Audi Ag, Volkswagen Ag. Active years: 2021-2025.

USPTO Granted Patents = 6

% Patents Active = 100.0

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 2.2

ph-index = 1

Company Filing History:

where one patent can have more than one assignee

Years Active: 2021-2025

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12451832 - Method for operating an inverter device of an electric drive device, control unit, electric drive device and motor vehicle (2025-10-21),

2. 12397653 - Operating an on-board power supply of an electrically drivable motor vehicle (2025-08-26),

3. 12115866 - Control device, motor vehicle and method for activating an active discharge circuit (2024-10-15),

4. 11453291 - Contactless charging device, charging system and method for contactlessly charging an energy accumulator of a motor vehicle (2022-09-27),

5. 11437866 - Contactless motor vehicle-charging device, component of a contactless motor vehicle-charging device, method for controlling a contactless motor vehicle-charging device and a motor vehicle having a contactless motor vehicle-charging device (2022-09-06),

6. 11046194 - Component of an inductive energy transmission apparatus with object recognition and method for operating an inductive energy transmission apparatus (2021-06-29),

Title: The Innovations of Tobias Grassl

Introduction

Tobias Grassl is a notable inventor based in Denkendorf, Germany. He has made significant contributions to the field of electric drive devices, holding a total of 6 patents. His work focuses on enhancing the efficiency and safety of electric motors in vehicles.

Latest Patents

Among his latest patents is a method for operating an inverter device of an electric drive device. This invention allows for the conversion of direct voltage from an intermediate circuit into multi-phase alternating current, which is essential for operating electric motors. The control unit of the electric drive device can receive safety signals to ensure the motor operates in a safe mode while discharging the intermediate circuit. Another notable patent involves operating an on-board power supply of an electrically drivable motor vehicle. This method ensures that electrical machines receive energy from the vehicle battery through an inverter, which includes a radio interference suppression filter to minimize grid-bound interferences.

Career Highlights

Tobias Grassl has worked with prominent companies in the automotive industry, including Audi AG and Volkswagen AG. His experience in these organizations has allowed him to develop innovative solutions that enhance vehicle performance and safety.

Collaborations

Tobias has collaborated with several professionals in his field, including Marko Kertes and Reinhard Peer. Their combined expertise has contributed to the advancement of electric drive technologies.

Conclusion

Tobias Grassl's contributions to the field of electric drive devices demonstrate his commitment to innovation and safety in automotive technology. His patents reflect a deep understanding of the complexities involved in electric motor operation, making him a significant figure in the industry.