Kyoto, Japan

Nobuhito Hamada

This inventor holds 6 USPTO granted patents and 2 published patent applications and 6 EPO patents. Top assignee: Goo Chemical Company, Ltd.. Active years: 2002-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuhito Hamada. Retrieved from https://idiyas.com/inventor/nobuhito-hamada

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

USPTO Granted Patents = 6 

% Patents Active = 50.0

 

Average Co-Inventor Count = 4.1

ph-index = 2

Forward Citations = 10(Granted Patents)


Location History:

  • Uji, JP (2002)
  • Kyotanabe, JP (2012)
  • Kyoto, JP (2017 - 2020)

Company Filing History:


Years Active: 2002-2020

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6 patents (USPTO):Explore Patents

Title: Nobuhito Hamada: Innovator in Liquid Solder Resist Technology

Introduction

Nobuhito Hamada is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of liquid solder resist technology, holding a total of 6 patents. His work has been instrumental in advancing the capabilities of printed wiring boards.

Latest Patents

Hamada's latest patents include a liquid solder resist composition and a covered-printed wiring board. The liquid solder resist composition features a carboxyl group-containing resin, a photopolymerizable compound, and a photopolymerization initiator that includes both bisacylphosphine oxide-based and α-hydroxyalkyl phenone-based initiators. This innovative composition enhances the performance and reliability of soldering processes. Additionally, his solder resist composition incorporates a fluorescent dye, further improving its functionality.

Career Highlights

Throughout his career, Nobuhito Hamada has worked with notable organizations such as Goo Chemical Company, Ltd. and Hirosaki University. His experience in these institutions has allowed him to refine his expertise in materials science and engineering.

Collaborations

Hamada has collaborated with esteemed colleagues, including Michiya Higuchi and Yoshio Sakai. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Nobuhito Hamada's contributions to liquid solder resist technology have established him as a key figure in the field. His innovative patents and collaborative efforts continue to influence advancements in electronic manufacturing.

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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