Stuttgart, Germany

Hans-Friedrich Kiefer

This inventor holds 3 USPTO granted patents. Top assignee: Robert Bosch. Active years: 1978-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hans-Friedrich Kiefer. Retrieved from https://idiyas.com/inventor/hans-friedrich-kiefer

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 = 1.6

ph-index = 2

Forward Citations = 6(Granted Patents)


Location History:

  • Stuttgart, DE (1978)
  • Kornwestheim, DE (2006)

Company Filing History:


Years Active: 1978-2006

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Hans-Friedrich Kiefer

Introduction

Hans-Friedrich Kiefer is a notable inventor based in Stuttgart, Germany. He has made significant contributions to the field of technology, particularly in the automotive sector. With a total of 3 patents to his name, Kiefer's work showcases his innovative spirit and technical expertise.

Latest Patents

Kiefer's latest patents include a bus interface and method for coupling a bus device to a bus. This invention is particularly relevant in motor vehicles, as it describes a bus interface that connects a bus device to a bus using a pair of complementary bus lines. The design features a first driver circuit connected to the bus device and a second complementary driver circuit, ensuring efficient communication between components.

Another notable patent is for a movie camera with automatic fade-out shutoff. This invention includes a film advance motor that operates only when a relay, controlled by a transistor, is closed. The transistor can be activated by the camera's release switch or by a circuit that senses the end of a fade-out cycle, allowing for automatic stopping of the film-advance motor at the appropriate time.

Career Highlights

Kiefer is currently employed at Robert Bosch, a leading company in the automotive and technology sectors. His work at Bosch has allowed him to develop and refine his innovative ideas, contributing to the advancement of technology in motor vehicles.

Collaborations

Throughout his career, Kiefer has collaborated with talented individuals such as Mathias Fiedler and Jochen Huebl. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Hans-Friedrich Kiefer's contributions to the field of technology, particularly in automotive innovations, highlight his role as a significant inventor. His patents reflect a commitment to enhancing functionality and efficiency in modern devices.

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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