Eichenau, Germany

Erik Hefter

This inventor holds 3 USPTO granted patents. Top assignees: Knorr-Bremse Gmbh, Knorr-Bremse Ag. Active years: 1976-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Erik Hefter. Retrieved from https://idiyas.com/inventor/erik-hefter

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 3

Forward Citations = 57(Granted Patents)


Location History:

  • Germering, DE (1976)
  • Eichenau, DE (1982 - 1989)

Company Filing History:


Years Active: 1976-1989

Loading Chart...
3 patents (USPTO):Explore Patents

Title: Innovations by Erik Hefter

Introduction

Erik Hefter is a notable inventor based in Eichenau, Germany. He has made significant contributions to the field of engineering, particularly in the development of systems for rail vehicles. With a total of 3 patents, Hefter's work showcases his expertise and innovative spirit.

Latest Patents

One of Hefter's latest patents is the "Driver Brake Valve," which is designed for operating compressed air brakes of rail vehicles. This invention utilizes an electropneumatic converter to generate a servopressure that actuates a relay valve for pressurizing a main air line. The electronic regulation circuit receives multiple electrical control signals, including one that is proportional to the pneumatic servo-pressure. This regulation circuit generates an ideal value signal to control the electro-pneumatic converter, thereby managing the starting behavior of the brake system. Additionally, Hefter has developed a "Device for Regulating Discharge of Sand from a Vehicle Sander." This sanding apparatus features a sealed container for sand, equipped with a bottom wall that is permeable to air. The design includes a sand discharge pipe that extends from the container to a position in front of a vehicle wheel, ensuring efficient sand discharge.

Career Highlights

Throughout his career, Erik Hefter has worked with prominent companies such as Knorr-Bremse GmbH and Knorr-Bremse AG. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Hefter has collaborated with notable colleagues, including Eduard Gerum and Rolf Baumgarth. These partnerships have further enriched his work and led to advancements in the field.

Conclusion

Erik Hefter's contributions to the engineering sector, particularly in rail vehicle technology, highlight his innovative capabilities. His patents reflect a commitment to improving safety and efficiency in transportation systems.

Profile summary based on public USPTO records.
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…