Yokohama, Japan

Katsumi Tomizawa

This inventor holds 4 USPTO granted patents. Top assignee: Jvc Kenwood Corporation. Active years: 2016-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumi Tomizawa. Retrieved from https://idiyas.com/inventor/katsumi-tomizawa

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 = 1.7

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2016-2024

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4 patents (USPTO):Explore Patents

Title: Innovations of Katsumi Tomizawa

Introduction

Katsumi Tomizawa is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of sound technology, holding a total of four patents. His work focuses on enhancing the functionality and usability of sound output apparatuses.

Latest Patents

Tomizawa's latest patents include a sound input-output control apparatus, a sound input-output control method, and a non-transitory computer-readable medium. One of his inventions is designed to provide wider usage to sound output apparatuses. This apparatus features a distance determination unit that assesses whether the distance between multiple sound output devices is equal to or longer than a predetermined distance. It also includes an operation control unit that manages the operations of these devices based on their proximity to one another. Another patent involves a posture calculation unit that calculates the positions of sound output devices mounted on a user. This invention determines whether the changes in the postures of these devices are synchronized and controls their operations accordingly.

Career Highlights

Katsumi Tomizawa is currently employed at JVC Kenwood Corporation, where he continues to innovate in the field of sound technology. His work has been instrumental in developing advanced sound control systems that enhance user experience.

Collaborations

Tomizawa has collaborated with notable coworkers such as Hiroyuki Kumakura and Ryo Miyakuchi, contributing to the advancement of sound technology through teamwork and shared expertise.

Conclusion

Katsumi Tomizawa's innovative work in sound technology has led to the development of several important patents that improve the functionality of sound output devices. His contributions continue to shape the future of audio 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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