Kanagawa, Japan

Yoshiyuki Tokumoto

This inventor holds 2 USPTO granted patents. Top assignee: Sony Corporation. Active years: 2007-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiyuki Tokumoto. Retrieved from https://idiyas.com/inventor/yoshiyuki-tokumoto

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

Average Co-Inventor Count = 1.8

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2007-2012

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2 patents (USPTO):Explore Patents

Title: The Innovations of Yoshiyuki Tokumoto

Introduction

Yoshiyuki Tokumoto is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of optical disc technology, holding a total of 2 patents. His work primarily focuses on enhancing the efficiency and functionality of rewritable optical disc recording apparatuses.

Latest Patents

Tokumoto's latest patents include a Multi-layered rewritable optical disc recording apparatus and recording method. This innovative recording apparatus is designed to perform data recording on an optical disc medium that features multiple recording layers, allowing for data to be rewritten. The apparatus includes recording means for data recording on each layer and controlling means that prioritize the recording of dummy data on the layer intended for final user data recording. Another notable patent is related to a recording medium, recording and reproduction apparatus, and recording and reproduction method. This invention simplifies the confirmation of the formation of a middle area in a rewritable recording medium with multiple layers, making the process faster and more efficient.

Career Highlights

Yoshiyuki Tokumoto has had a distinguished career at Sony Corporation, where he has been instrumental in developing advanced optical disc technologies. His innovative approaches have contributed to the evolution of data storage solutions, making them more reliable and user-friendly.

Collaborations

Throughout his career, Tokumoto has collaborated with notable colleagues, including Tetsuji Kawashima and Yukio Shishido. These collaborations have fostered a creative environment that has led to groundbreaking advancements in optical disc technology.

Conclusion

Yoshiyuki Tokumoto's contributions to the field of optical disc technology are noteworthy. His patents reflect a commitment to innovation and improvement in data storage solutions. His work continues to influence the industry and pave the way for future advancements.

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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