Hatsuo Ishida

Shaker Heights, OH, United States of America

Hatsuo Ishida

This inventor holds 17 USPTO granted patents and 3 published patent applications, primarily in Polybenzoxazine Chemistry. Top assignees: Edison Polymer Innovation Corporation, Case Western Reserve University, Sekisui Chemical Co., Ltd.. Active years: 1992-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hatsuo Ishida. Retrieved from https://idiyas.com/inventor/hatsuo-ishida

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

Calculating rank
USPTO Granted Patents = 17 

% Patents Active = 70.6

Average Co-Inventor Count = 1.4

ph-index = 10

Forward Citations = 405(Granted Patents)


Location History:

  • Cleveland, OH (US) (1994)
  • Tsukuba, JP (2012)
  • Shaker Heights, OH (US) (1992 - 2021)

Company Filing History:


Years Active: 1992-2021

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Areas of Expertise:
Polybenzoxazine
Thermosetting Compounds
Benzoxazine Monomers
Cationic Polymerization
Nanocomposites
High Thermal Conductivity
Composite Densification
Imide-Naphthoxazine
Surface Treated Boron Nitride
Activated Arylamine
Pultrusion Process
Phenolic Resins
17 patents (USPTO):Explore Patents

Title: Innovations of Hatsuo Ishida

Introduction

Hatsuo Ishida is a prominent inventor based in Shaker Heights, OH (US), known for his significant contributions to materials science. With a total of 17 patents to his name, he has made remarkable advancements in the field of polymer innovation, particularly focusing on benzoxazine resins.

Latest Patents

Ishida's latest patents include the development of polybenzoxazine resins with high hydrogen content, which are designed to provide substantial protection against galactic cosmic radiation and solar energetic particles. These hydrogen-rich benzoxazines are particularly effective for shielding against such radiation. The resin meets the processing requirements for use with ultra-high molecular weight polyethylene fiber as a hydrogen-rich reinforcement, curing at 120°C. Additionally, he has developed a thermosetting compound that exhibits improved dielectric properties, including permittivity and dielectric loss, compared to prior art.

Career Highlights

Throughout his career, Ishida has worked with notable organizations such as Edison Polymer Innovation Corporation and Case Western Reserve University. His work has significantly impacted the field of materials science, particularly in the development of advanced polymer compounds.

Collaborations

Ishida has collaborated with esteemed colleagues, including Masanori Nakamura and Sarawut Rimdusit, contributing to various innovative projects and research initiatives.

Conclusion

Hatsuo Ishida's contributions to the field of polymer innovation and his extensive patent portfolio highlight his role as a leading inventor in materials science. His work continues to influence advancements in protective materials and thermosetting compounds.

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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