Tokyo, Japan

Toshiharu Kawano

This inventor holds 1 USPTO granted patent. Top assignee: Tdk Corporation. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiharu Kawano. Retrieved from https://idiyas.com/inventor/toshiharu-kawano

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 = 6.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: **Toshiharu Kawano: Innovator in Demagnetization Technology**

Introduction

Toshiharu Kawano is a notable inventor based in Tokyo, Japan, recognized for his innovative contributions to audio technology. With a keen focus on enhancing the performance of cassette tape recorders, Kawano's singular patent exemplifies the intersection of ingenuity and practical application in the realm of audio equipment.

Latest Patents

Kawano holds one significant patent titled "Demagnetizer for a magnetic head of a cassette tape recorder." This invention features a demagnetizer strategically mounted within a tape cassette housing. It utilizes an erase head positioned opposite the magnetic head, which is subjected to demagnetizing action. The design also incorporates a pair of rotatable rings that engage with the spindles of the tape recorder set. The innovative element includes energizing means that power the erase head with alternating current, along with coupling means ensuring simultaneous rotation of the rings, thereby optimizing the cassette head's performance and longevity.

Career Highlights

Kawano is affiliated with TDK Corporation, a leading player in electronic components and recording media. His work within this esteemed organization has allowed him to contribute significantly to advancements in audio technology. His expertise in magnetic technologies has not only benefited the organization but has also impacted the broader consumer electronics industry.

Collaborations

Throughout his career, Toshiharu Kawano has collaborated with notable colleagues, including Motoyoshi Fujita and Akikazu Kunuki. These collaborations have fostered an environment of innovation, allowing ideas to merge and evolve into practical solutions that enhance audio technology.

Conclusion

Toshiharu Kawano's inventive spirit and dedication to advancing audio technology through his patented demagnetizer have established him as a key figure in the industry. His contributions reflect the ongoing evolution of cassette tape recorders and highlight the importance of innovation in enhancing user experience in audio playback.

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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