Tsukuba, Japan

Masataka Hasegawa

This inventor holds 8 USPTO granted patents and 1 published patent application and 5 EPO patents. Top assignees: National Institute of Advanced Industrial Science and Technology, Other. Active years: 2004-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masataka Hasegawa. Retrieved from https://idiyas.com/inventor/masataka-hasegawa

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

USPTO Granted Patents = 8 

% Patents Active = 25.0

 

Average Co-Inventor Count = 3.5

ph-index = 3

Forward Citations = 28(Granted Patents)


Location History:

  • Tsukuba-shi, Ibaraki, JP (2004)
  • Ibaraki, JP (2011 - 2014)
  • Tsukuba, JP (2004 - 2015)

Company Filing History:


Years Active: 2004-2025

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8 patents (USPTO):Explore Patents

Title: The Innovations of Masataka Hasegawa

Introduction

Masataka Hasegawa is a prominent inventor based in Tsukuba, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced electronic devices. With a total of eight patents to his name, Hasegawa's work focuses on enhancing thermal performance and the production of graphene.

Latest Patents

Hasegawa's latest patents include a "Graphite thin film/silicon substrate laminated assembly, process for producing the same, and substrate for enhanced heat discharge type electronic devices." This invention provides a laminated assembly dedicated to enhanced heat discharge applications by improving thermal performance in silicon devices. The process involves cleaning the surfaces of a smoothed graphite thin film and a silicon substrate under deaeration conditions for activation, allowing for spontaneous bonding. Another notable patent is the "Method for producing graphene, and graphene." This technique addresses challenges in graphene formation by utilizing hydrogen plasma treatment on a copper foil substrate, enabling the production of graphene at lower temperatures and in shorter time frames.

Career Highlights

Hasegawa has worked at the National Institute of Advanced Industrial Science and Technology, where he has contributed to various research projects. His innovative approaches have led to advancements in electronic device applications and materials science.

Collaborations

Some of Hasegawa's notable coworkers include Masatou Ishihara and Yoshinori Koga. Their collaborative efforts have furthered research and development in their respective fields.

Conclusion

Masataka Hasegawa's contributions to innovation and invention in materials science are noteworthy. His patents reflect a commitment to enhancing technology and improving electronic devices. His work continues to influence the field and inspire 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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