Osaka, Japan

Sadamu Nagahama

This inventor holds 8 USPTO granted patents and 6 published patent applications and 4 EPO patents. Top assignee: Dic Corporation. Active years: 2014-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sadamu Nagahama. Retrieved from https://idiyas.com/inventor/sadamu-nagahama

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 = 100.0

 

Average Co-Inventor Count = 2.6

ph-index = 2

Forward Citations = 7(Granted Patents)


Location History:

  • Osaka, JP (2014 - 2021)
  • Takaishi, JP (2024)

Company Filing History:


Years Active: 2014-2024

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8 patents (USPTO):Explore Patents

Title: The Innovations of Sadamu Nagahama

Introduction

Sadamu Nagahama is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced fiber sizing agents and urethane resin compositions. With a total of 8 patents to his name, Nagahama's work has had a substantial impact on various industries.

Latest Patents

Nagahama's latest patents include innovative products such as a fiber sizing agent and a urethane resin composition. The fiber sizing agent comprises a vinyl ester resin, an epoxy compound, and an aqueous medium. This agent demonstrates excellent binding ability for various fibers, including glass and carbon fibers. Molded articles produced from this material exhibit outstanding physical properties, making them suitable for applications in automotive, aerospace, and industrial parts. Additionally, his urethane resin composition features a unique formulation that allows for the creation of coating films with exceptional hardness, scratch resistance, and flexibility.

Career Highlights

Sadamu Nagahama is associated with Dic Corporation, where he has been instrumental in driving innovation in material technologies. His expertise in developing high-performance materials has positioned him as a key figure in the industry. His contributions have not only advanced product performance but have also opened new avenues for research and application.

Collaborations

Nagahama has collaborated with notable colleagues, including Mitsuru Kitada and Jun Shirakami. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and the pursuit of groundbreaking innovations.

Conclusion

Sadamu Nagahama's work exemplifies the spirit of innovation in materials science. His patents and contributions continue to influence various sectors, showcasing the importance of research and development in creating advanced materials for the future.

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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