Narashino, Japan

Iwakichi Sugiyama

This inventor holds 6 USPTO granted patents. Top assignees: Matsumoto Seiyaku Kogyo Kabushiki Kaisha, Asahi Glass Company, Limited. Active years: 1977-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Iwakichi Sugiyama. Retrieved from https://idiyas.com/inventor/iwakichi-sugiyama

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 = 3.1

ph-index = 4

Forward Citations = 82(Granted Patents)


Location History:

  • Narashino, JA (1977)
  • Narashino, JP (1982 - 1999)

Company Filing History:


Years Active: 1977-1999

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6 patents (USPTO):Explore Patents

Title: Iwakichi Sugiyama: Innovator in Photocatalyst Technology

Introduction

Iwakichi Sugiyama is a notable inventor based in Narashino, Japan. He has made significant contributions to the field of photocatalysis, holding a total of 6 patents. His work has advanced the understanding and application of titanium oxide and adhesive compositions.

Latest Patents

Among his latest patents, Sugiyama has developed a modified titanium oxide sol, which is a photocatalyst composition obtained by treating an aqueous titanium oxide sol with a compound that possesses phase transfer activity. Additionally, he has created an adhesive composition that includes a cyanoacrylate compound with a silyl. This innovative adhesive is designed to be thixotropic or gelled, offering a rapid setting time and excellent adhesive strength, achieved by adding silica gel treated with a silyl isocyanate to the α-cyanoacrylate.

Career Highlights

Throughout his career, Sugiyama has worked with prominent companies such as Matsumoto Seiyaku Kogyo Kabushiki Kaisha and Asahi Glass Company, Limited. His experience in these organizations has allowed him to refine his expertise in materials science and adhesive technology.

Collaborations

Sugiyama has collaborated with notable colleagues, including Yukihisa Takaoka and Kiyoshi Endo. These partnerships have contributed to the development of innovative solutions in their respective fields.

Conclusion

Iwakichi Sugiyama's contributions to photocatalyst technology and adhesive compositions highlight his role as a significant inventor in Japan. His patents reflect a commitment to innovation and advancement in material science.

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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