Reinstorf, Germany

Robert Esterl

This inventor holds 3 USPTO granted patents. Top assignee: Siemens Aktiengesellschaft. Active years: 1982-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert Esterl. Retrieved from https://idiyas.com/inventor/robert-esterl-cri4uhcu

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 = 24(Granted Patents)


Location History:

  • Reinstorf, DE (1982 - 1985)
  • Bundesrepublik, DE (1996)

Company Filing History:


Years Active: 1982-1996

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Robert Esterl

Introduction

Robert Esterl is a notable inventor based in Reinstorf, Germany. He has made significant contributions to the field of electrical engineering, particularly in the design of relay systems. With a total of 3 patents to his name, Esterl's work has had a lasting impact on the industry.

Latest Patents

Esterl's latest patents include a contact spring arrangement for a relay designed for conducting and switching high currents. This innovative relay features a spring action bridge contact that engages with two counter contact elements. The design includes an armature connected to a longitudinal first section, which leads to a linearly directed second section with two contact points. The unique lateral width of the first section ensures that it does not exceed the distance between the contact points. This configuration allows for a lever action of the contact points about two different axes, producing a frictional effect at the contact points. The bridge contact is particularly effective for switching low currents, showcasing Esterl's ingenuity in electrical relay design.

Career Highlights

Esterl has built a successful career at Siemens Aktiengesellschaft, a leading global technology company. His work has been instrumental in advancing relay technology, and he continues to be a key figure in the development of innovative electrical solutions.

Collaborations

Throughout his career, Esterl has collaborated with esteemed colleagues such as Josef Weiser and Gerhard Furtwangler. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Robert Esterl's contributions to the field of electrical engineering, particularly in relay technology, highlight his innovative spirit and dedication to advancing the industry. His patents and collaborations reflect a commitment to excellence and a passion for invention.

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]
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