Saitama, Japan

Toshimasa Tozune

This inventor holds 5 USPTO granted patents. Top assignee: Sony Corporation. Active years: 1979-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshimasa Tozune. Retrieved from https://idiyas.com/inventor/toshimasa-tozune

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


% Patents Active = 60.0

Average Co-Inventor Count = 2.3

ph-index = 4

Forward Citations = 33(Granted Patents)


Location History:

  • Kawaguchi, JP (1979)
  • Saitama, JP (1997 - 2004)

Company Filing History:


Years Active: 1979-2004

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5 patents (USPTO):Explore Patents

Title: The Innovations of Toshimasa Tozune

Introduction

Toshimasa Tozune is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of technology, particularly in the development of innovative cooling apparatuses and housing for information processing devices. With a total of 5 patents to his name, Tozune continues to push the boundaries of engineering and design.

Latest Patents

One of his latest patents is a cooling apparatus designed to efficiently and quietly discharge heat generated by a heat-generating element within a housing. This invention is particularly useful in audio reproduction systems, ensuring optimal performance without overheating. Another notable patent is an apparatus housing that features a substantially rectangular shape with an inclined face. This design includes a panel that is rigidly attached to the inclined face, eliminating any play relative to the apparatus body, which enhances stability and functionality.

Career Highlights

Tozune has spent a significant portion of his career at Sony Corporation, where he has been able to apply his innovative ideas and technical skills. His work has not only contributed to the company's product offerings but has also set new standards in the industry for quality and performance.

Collaborations

Throughout his career, Tozune has collaborated with talented individuals such as Koichi Numata and Shigekazu Takashima. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Toshimasa Tozune's contributions to the field of technology through his patents and collaborations highlight his role as a leading inventor. His work continues to influence the industry and inspire future innovations.

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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