Kanagawa, Japan

Yoshimasa Sakai

This inventor holds 5 USPTO granted patents and 1 EPO patent. Top assignee: Mitsubishi Chemical Corporation. Active years: 2007-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshimasa Sakai. Retrieved from https://idiyas.com/inventor/yoshimasa-sakai

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 = 3.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Location History:

  • Yokohama, JP (2012)
  • Kanagawa, JP (2007 - 2015)
  • Tokyo, JP (2019)

Company Filing History:


Years Active: 2007-2019

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5 patents (USPTO):Explore Patents

Title: The Innovations of Yoshimasa Sakai

Introduction

Yoshimasa Sakai is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of electronics, particularly in the development of advanced semiconductor technologies. With a total of 5 patents to his name, Sakai continues to push the boundaries of innovation.

Latest Patents

One of his latest patents includes an LED lighting unit that incorporates a field-effect transistor. This invention focuses on processes for producing a field-effect transistor that boasts high mobility and low variation of mobility. The design features a substrate, a semiconductor layer, a source electrode, and a drain electrode. Notably, the source and/or drain electrodes are shaped in a taper form in a cross-section that is parallel to the channel length direction and perpendicular to the substrate. This innovative approach is complemented by a coating process used to form the semiconductor layer.

Career Highlights

Yoshimasa Sakai is currently employed at Mitsubishi Chemical Corporation, where he applies his expertise in semiconductor technology. His work has been instrumental in advancing the company's capabilities in electronic devices.

Collaborations

Sakai has collaborated with notable colleagues, including Shinji Aramaki and Akira Ohno. Their combined efforts have contributed to the success of various projects within the company.

Conclusion

Yoshimasa Sakai's contributions to the field of electronics and his innovative patents highlight his role as a leading inventor in Japan. His work continues to influence the development of advanced technologies in the industry.

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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