Assens, Switzerland

Ernest Rosselet

This inventor holds 4 USPTO granted patents. Top assignees: Ampex Corporation, Kudelski S.a., Kudelski Sa Fabrique De'enregistreurs Nagra. Active years: 1985-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ernest Rosselet. Retrieved from https://idiyas.com/inventor/ernest-rosselet

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 = 70(Granted Patents)


Company Filing History:


Years Active: 1985-1991

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4 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Ernest Rosselet

Introduction

Ernest Rosselet, a prominent inventor based in Assens, Switzerland, has made significant contributions to the field of recording and reproducing devices. With a total of four patents to his name, Rosselet's work reflects a deep understanding of technology and innovation. His inventions, particularly in tachometer assemblies, demonstrate his commitment to enhancing the functionality of recording devices.

Latest Patents

One of Rosselet's latest patents focuses on error prevention in a recording and reproducing device, featuring a magnetic tachometer assembly. This innovative tachometer assembly consists of two toothed rings that are axially aligned. The design includes closely spaced teeth whose magnetic flux varies as the rings rotate. This mechanism is crucial for monitoring and improving the performance of recording devices, ensuring higher accuracy and efficiency.

Career Highlights

Throughout his career, Ernest Rosselet has had the opportunity to work with notable companies in the technology sector. He notably contributed to his roles at Ampex Corporation and Kudelski S.A., where he applied his expertise in developing cutting-edge recording technologies. His work has had a lasting impact on the advancement of audio and video recording techniques.

Collaborations

Ernest Rosselet has collaborated with talented individuals in the field, including Stefan Kudelski and Jean-Claude Schlup. These partnerships have facilitated the exchange of innovative ideas and have contributed to the development of groundbreaking technologies in audio recording and reproduction.

Conclusion

In summary, Ernest Rosselet's inventive spirit and dedication to technological advancements have resulted in significant contributions to the recording industry. His latest patents and collaborations highlight his essential role in the evolution of recording devices, showcasing the importance of innovation and teamwork in driving progress in technology.

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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