Torrance, CA, United States of America

Rudolf Van Kreuningen

This inventor holds 2 USPTO granted patents. Top assignee: Kraco Enterprises, LLC. Active years: 1981-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Rudolf Van Kreuningen. Retrieved from https://idiyas.com/inventor/rudolf-van-kreuningen

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 = 1.3

ph-index = 2

Forward Citations = 32(Granted Patents)


Company Filing History:


Years Active: 1981-1985

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2 patents (USPTO):Explore Patents

Title: The Innovations of Rudolf Van Kreuningen

Introduction

Rudolf Van Kreuningen is a notable inventor based in Torrance, California. He has made significant contributions to the field of audio technology, particularly with his innovative designs for cassette tape adaptors and cleaning devices. With a total of two patents to his name, Van Kreuningen's work has had a lasting impact on the way we interact with audio equipment.

Latest Patents

One of Van Kreuningen's latest patents is the 8-Track Cassette Adaptor. This ingenious device allows standard cassettes to be played in an 8-track stereo cartridge player. The adaptor utilizes the mechanical power from the 8-track player to play and rewind the cassette tape. A pickup head within the adaptor senses the magnetic signals from the cassette tape, which are then amplified and transmitted to the 8-track unit's electronics and speakers. The electric power for the adaptor amplifier is drawn from an 8-track tape sensor, typically used to detect the end of an 8-track tape.

Another significant invention by Van Kreuningen is the Automatic Cassette Cleaner. This device is designed to automatically clean the operating parts of a cassette tape deck. The apparatus is housed within a standard cassette frame, and it features a cleaning pad that moves across the tape head to ensure cleanliness. The cleaning mechanism is powered by the take-up spindle of the tape deck, while additional cleaning pads are used to clean the capstan and pinch roller. Solvents can be applied to the cleaning pads to effectively dislodge any deposits.

Career Highlights

Rudolf Van Kreuningen has built a successful career as an inventor, working with Kraco Enterprises, LLC. His innovative designs have not only enhanced the functionality of audio devices but have also improved user experience. His dedication to advancing audio technology is evident in his patented inventions.

Collaborations

Van Kreuningen has collaborated with various professionals in the field, including his coworker Dan O Ray. Their combined expertise has contributed to the development of innovative audio solutions.

Conclusion

Rudolf Van Kreuningen's contributions to audio technology through his patents demonstrate his inventive spirit and commitment to enhancing user experience. His work continues to influence the industry and inspire future innovations.

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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