Ibaraki, Japan

Koo Honjoo

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koo Honjoo. Retrieved from https://idiyas.com/inventor/koo-honjoo

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 = 7.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1997

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1 patent (USPTO):Explore Patents

Title: Koo Honjoo: Innovator in Thermosetting Resin Technology

Introduction

Koo Honjoo is a notable inventor based in Ibaraki-ken, Japan. He has made significant contributions to the field of thermosetting resin technology. His innovative work has led to the development of a unique patent that enhances the properties of epoxy resin.

Latest Patents

Koo Honjoo holds a patent for a "Coil impregnant of epoxy resin from polyhydric phenol mixture." This thermosetting resin composition comprises a polyfunctional epoxy resin produced from a reaction between a mixture of at least two polyhydric phenols and epichlorohydrin, along with an acid anhydride curing agent. The resulting composition is utilized in the formation of coils and panels, showcasing its practical applications in various industries.

Career Highlights

Koo Honjoo is currently employed at Hitachi, Ltd., where he continues to innovate and contribute to advancements in resin technology. His work at this esteemed company has allowed him to collaborate with other talented professionals in the field.

Collaborations

Some of Koo Honjoo's coworkers include Toru Koyama and Chikashi Kanno. Their collective expertise fosters a collaborative environment that drives innovation and enhances the development of new technologies.

Conclusion

Koo Honjoo's contributions to thermosetting resin technology exemplify the impact of innovative thinking in the field of materials science. His patent and ongoing work at Hitachi, Ltd. highlight the importance of collaboration and creativity in driving advancements 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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