Tsukuba, Japan

Masatoshi Yamaguchi

This inventor holds 12 USPTO granted patents and 1 EPO patent. Top assignee: Hitachi Chemical Company, Ltd.. Active years: 2004-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masatoshi Yamaguchi. Retrieved from https://idiyas.com/inventor/masatoshi-yamaguchi-axoj1fd9

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

Calculating rank

% Patents Active = 41.7


Average Co-Inventor Count = 4.3

ph-index = 2

Forward Citations = 7(Granted Patents)


Location History:

  • Ibaraki, JP (2011 - 2017)
  • Tsukuba, JP (2004 - 2019)

Company Filing History:


Years Active: 2004-2019

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12 patents (USPTO):Explore Patents

Title: Masatoshi Yamaguchi: A Pioneer in Adhesive Innovations

Introduction: Masatoshi Yamaguchi, based in Tsukuba, Japan, stands out as a significant inventor in the field of adhesive technology. With an impressive total of 12 patents to his name, his contributions have impacted numerous industries, advancing the development and usability of adhesive materials.

Latest Patents: Among his latest inventions, Yamaguchi has patented an innovative adhesive agent and adhesive material utilizing a unique method of application. This adhesive agent comprises a condensation resin featuring a structural unit that results from the polycondensation of specific polymerizable monomers. These include a monomer with two or more carboxyl groups and a monomer with two or more amino groups. This invention is notable for meeting several critical criteria that enhance its functionality.

Career Highlights: Masatoshi Yamaguchi has made notable strides in his career while working at Hitachi Chemical Company, Ltd. His expertise in the development of adhesive technologies has positioned him as a key figure in the company, contributing to various projects that require advanced bonding solutions.

Collaborations: Throughout his career, Yamaguchi has collaborated with several talented coworkers, most notably Atsushi Takahashi and Tatsuya Makino. Together, they have worked on advancing adhesive technologies and other chemical innovations, fostering a spirit of teamwork and collaboration that enhances their creative processes and outcomes.

Conclusion: Masatoshi Yamaguchi's ongoing work and achievements in adhesive technology reflect his relentless pursuit of innovation. With his impressive patent portfolio and collaborative spirit, he continues to make significant contributions to the field, paving the way for future advancements in adhesive materials and their applications.

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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