Hiroshima, Japan

Hirofumi Iwamoto

This inventor holds 2 USPTO granted patents. Top assignee: Nippon Kayaku Kabushiki Kaisha. Active years: 1990-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirofumi Iwamoto. Retrieved from https://idiyas.com/inventor/hirofumi-iwamoto-oxv0kyuv

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 2

Forward Citations = 5(Granted Patents)


Location History:

  • Omiya, JP (1990)
  • Hiroshima, JP (2000)

Company Filing History:


Years Active: 1990-2000

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2 patents (USPTO):Explore Patents

Title: Hirofumi Iwamoto: Innovator in Thermal Recording Materials

Introduction

Hirofumi Iwamoto is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the field of thermal recording materials. With a total of 2 patents to his name, Iwamoto's work has advanced the technology used in heat-sensitive recording materials.

Latest Patents

Iwamoto's latest patents include innovations in thermal recording materials. One of his notable inventions is a heat-sensitive recording material characterized by a heat-sensitive color-developing layer. This layer contains a compound represented by a specific formula, wherein R can be a hydrogen atom or a methyl group, along with a leuco dye and an acidic substance formed on a support. This invention showcases his expertise in developing advanced materials for recording technologies.

Career Highlights

Iwamoto is associated with Nippon Kayaku Kabushiki Kaisha, a company known for its innovative solutions in various chemical products. His work at this organization has allowed him to focus on the development of cutting-edge thermal recording materials. His contributions have been instrumental in enhancing the performance and reliability of these materials in practical applications.

Collaborations

Iwamoto has collaborated with notable colleagues such as Masao Onishi and Masaaki Saito. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas. Together, they have worked on various projects that have furthered the field of thermal recording technology.

Conclusion

Hirofumi Iwamoto's contributions to thermal recording materials highlight his role as an influential inventor in this specialized field. His patents and collaborations reflect a commitment to innovation and excellence in technology.

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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