Yardley, PA, United States of America

Yechiel Rosenfeld

This inventor holds 2 USPTO granted patents. Top assignees: Base Ten Systems, Inc., Other. Active years: 1987-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yechiel Rosenfeld. Retrieved from https://idiyas.com/inventor/yechiel-rosenfeld

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 2

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1987-1989

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

Title: Yechiel Rosenfeld: Innovator in Remote Monitoring Technologies

Introduction

Yechiel Rosenfeld is a notable inventor based in Yardley, PA, who has made significant contributions to the field of remote monitoring technologies. With a total of two patents to his name, Rosenfeld's work focuses on enhancing the efficiency and reliability of communication systems.

Latest Patents

Rosenfeld's latest patents include an "Apparatus for Remotely Determining Hook Status Conditions" and a "Tone-Responsive Circuit for Activating an Instrumentality Interfacing." The first patent describes an innovative apparatus designed to monitor the hook status of a remotely stationed telephone. This system effectively introduces a disturbance voltage signal onto the subscriber loop to measure variations in impedance, ensuring that the ancillary equipment does not interfere with basic telephone services. The second patent outlines a tone-responsive circuit that operates within established duty cycles to monitor remote instrumentalities, charging a capacitor while adhering to telephone regulations.

Career Highlights

Throughout his career, Rosenfeld has worked with various companies, including Base Ten Systems, Inc. His experience in the industry has allowed him to develop and refine his innovative ideas, contributing to advancements in remote monitoring technologies.

Collaborations

Rosenfeld has collaborated with notable individuals such as Larry Kahhan and Jaulin Ding, further enhancing his work through shared expertise and insights.

Conclusion

Yechiel Rosenfeld's contributions to remote monitoring technologies demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of communication systems and their operational requirements.

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…