Kyoto, Japan

Tomoyuki Haishi

This inventor holds 3 USPTO granted patents. Top assignee: Kao Corporation. Active years: 1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoyuki Haishi. Retrieved from https://idiyas.com/inventor/tomoyuki-haishi

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 = 4.1

ph-index = 3

Forward Citations = 57(Granted Patents)


Location History:

  • Kyoto, JP (1992)
  • Osaka, JP (1992)

Company Filing History:


Years Active: 1992

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3 patents (USPTO):Explore Patents

Title: Tomoyuki Haishi: Innovator in Conductive Materials

Introduction

Tomoyuki Haishi is a notable inventor based in Kyoto, Japan. He has made significant contributions to the field of conductive materials, holding a total of 3 patents. His work focuses on developing innovative solutions for electrically conductive pastes and coatings.

Latest Patents

Haishi's latest patents include a conductive paste and a conductive coating film. The first patent describes an electrically conductive paste composition that comprises an electric conductive powder, an organic binder consisting of a polyhydroxystyrene derivative and a thermosetting resin, and a solvent. This paste is designed for use in electric circuits printed on substrates, enhancing migration resistance, flexibility, and reliability. The second patent also details an electrically conductive paste composition, which includes a polymer of hydroxystyrene or a copolymer, both having a specific weight-average molecular weight and a solvent. These innovations aim to improve the performance of conductive materials in various applications.

Career Highlights

Tomoyuki Haishi is currently employed at Kao Corporation, where he continues to advance his research and development in conductive materials. His expertise and innovative approach have positioned him as a key figure in his field.

Collaborations

Haishi collaborates with talented coworkers, including Yuzo Yamamoto and Masaki Iwasaki, who contribute to his projects and research endeavors.

Conclusion

Tomoyuki Haishi's work in the development of conductive materials showcases his commitment to innovation and excellence. His patents reflect a deep understanding of material science and its applications 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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