Daito, Japan

Kenji Yamanaka

This inventor holds 1 USPTO granted patent. Top assignee: Sanyo Electric Co., Ltd.. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Yamanaka. Retrieved from https://idiyas.com/inventor/kenji-yamanaka-3g4w69rm

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 = 4.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: Kenji Yamanaka: Innovator in Magnetic Recording Technology

Introduction

Kenji Yamanaka is a notable inventor based in Daito, Japan. He has made significant contributions to the field of magnetic recording technology. His innovative designs have paved the way for advancements in cassette playback systems.

Latest Patents

Yamanaka holds a patent for a "Magnetic recording-playback apparatus for cassettes of two different." This invention features a composite tray that includes both a small cassette tray and a large cassette tray. The design incorporates a first lid opener for the large cassette and a second lid opener that is pivotally movable to facilitate the opening of the small cassette. This clever mechanism ensures that the second lid opener is positioned correctly when the large cassette is absent, enhancing the user experience.

Career Highlights

Throughout his career, Kenji Yamanaka has been associated with Sanyo Electric Co., Ltd. His work has been instrumental in developing technologies that improve the functionality and efficiency of magnetic recording devices. His innovative spirit and technical expertise have earned him recognition in the industry.

Collaborations

Yamanaka has collaborated with talented individuals such as Hiroshi Nakashima and Masahiro Moriyama. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Kenji Yamanaka's contributions to magnetic recording technology exemplify the spirit of innovation. His patent and collaborative efforts reflect a commitment to advancing the field. His work continues to influence the design and functionality of recording devices today.

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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