Tokyo, Japan

Toyochika Kiku

This inventor holds 2 USPTO granted patents. Top assignee: Gakken Co., Ltd.. Active years: 1977-1978.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toyochika Kiku. Retrieved from https://idiyas.com/inventor/toyochika-kiku

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 = 5.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1977-1978

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2 patents (USPTO):Explore Patents

Title: Innovations of Toyochika Kiku

Introduction

Toyochika Kiku is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of audiovisual educational technology. With a total of two patents to his name, Kiku's work focuses on enhancing the functionality and quality of magnetic sheet recording and reproducing systems.

Latest Patents

Kiku's latest patents include an electric control system for magnetic sheet recording and reproducing. This invention features a recording-reproducing apparatus that utilizes a rectangular sheet of paper with a spiral magnetic track on one surface. The opposite surface contains printed material for educational purposes. The system is designed to electrically control operations such as playback, recording, and backspacing through a control circuit that includes a relay with multiple contact sets. Additionally, Kiku has developed a magnetic sheet player with an adjustable inclined magnetic head. This teaching machine allows for the use of a rectangular sheet with a spiral magnetic track, enhancing the playback quality by ensuring closer contact between the magnetic head and the sheet.

Career Highlights

Kiku has been instrumental in advancing educational technology through his innovative designs. His work at Gakken Co., Ltd. has positioned him as a key figure in the development of teaching machines that utilize magnetic recording technology. His inventions are aimed at improving the learning experience by integrating audio and visual elements effectively.

Collaborations

Kiku has collaborated with notable coworkers such as Masao Iwaoka and Yosuke Igeta. Their combined efforts have contributed to the success of various projects within the company.

Conclusion

Toyochika Kiku's contributions to the field of educational technology through his patents reflect his innovative spirit and dedication to enhancing learning experiences. His work continues to influence the development of audiovisual educational tools.

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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