Yokohama, Japan

Yoshihiro Kotoda

This inventor holds 4 USPTO granted patents. Top assignee: Tokyo Shibaura Denki Kabushiki Kaisha. Active years: 1985-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiro Kotoda. Retrieved from https://idiyas.com/inventor/yoshihiro-kotoda

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 = 3.0

ph-index = 2

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 1985-1987

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4 patents (USPTO):Explore Patents

Title: The Innovations of Yoshihiro Kotoda

Introduction

Yoshihiro Kotoda is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of audio technology, particularly in the development of tape recorders. With a total of 4 patents to his name, Kotoda's work reflects a commitment to enhancing audio recording and playback experiences.

Latest Patents

One of Kotoda's latest patents involves a cassette tape recorder that features a forward/reverse switching mechanism. This innovative design allows for switching tape travel at normal speed in both forward and reverse directions. The tape recorder is equipped with tape guides positioned on either side of the recording/playback head. In response to the switching operation, a tape guide drive mechanism is activated. When the tape is driven at normal speed, one of the tape guides, located upstream of the tape travel concerning the recording/playback head, effectively guides the tape, while the other guide remains inactive.

Career Highlights

Yoshihiro Kotoda is currently employed at Tokyo Shibaura Denki Kabushiki Kaisha, a company known for its advancements in electrical and electronic equipment. His work at this organization has allowed him to focus on innovative audio technologies, contributing to the evolution of tape recording devices.

Collaborations

Throughout his career, Kotoda has collaborated with talented individuals such as Kaoru Morinaga and Seiji Tomita. These partnerships have fostered a creative environment that encourages the development of groundbreaking audio technologies.

Conclusion

Yoshihiro Kotoda's contributions to the field of audio technology, particularly through his innovative tape recorder designs, highlight his role as a significant inventor. His work continues to influence the industry and improve audio recording experiences for users worldwide.

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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