Tokyo, Japan

Toshikazu Hoshina

This inventor holds 11 USPTO granted patents and 1 published patent application and 9 EPO patents. Top assignees: Asahi Kasei Kabushiki Kaisha, Asahi Kasei Chemicals Corporation. Active years: 2004-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshikazu Hoshina. Retrieved from https://idiyas.com/inventor/toshikazu-hoshina

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

USPTO Granted Patents = 11 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.8

ph-index = 4

Forward Citations = 25(Granted Patents)


Location History:

  • Yokohama, JP (2004)
  • Kanagawa, JP (2004)
  • Tokyo, JP (2011 - 2020)

Company Filing History:


Years Active: 2004-2025

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11 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Toshikazu Hoshina

Introduction

Toshikazu Hoshina is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced polymer compositions. With a total of 11 patents to his name, Hoshina's work has had a substantial impact on various industries.

Latest Patents

Hoshina's latest patents include innovations such as hydrogenated copolymers, adhesive films, and resin compositions. One of his notable inventions is a hydrogenated copolymer composition that provides an excellent balance among initial tack strength, suppression of increased tackiness, and prevention of uneven thicknesses in a tacky layer. This composition comprises two main components: a polymer block made from a vinyl aromatic monomer unit and another polymer block made from a conjugated diene monomer unit.

Career Highlights

Throughout his career, Toshikazu Hoshina has worked with leading companies in the industry, including Asahi Kasei Corporation and Asahi Kasei Chemicals Corporation. His experience in these organizations has allowed him to refine his expertise in polymer technology and contribute to groundbreaking innovations.

Collaborations

Hoshina has collaborated with notable colleagues such as Yasuhiro Kusanose and Hiroyuki Ichino. These partnerships have fostered a creative environment that has led to the development of several impactful inventions.

Conclusion

Toshikazu Hoshina's contributions to the field of polymer science and his innovative patents demonstrate his commitment to advancing technology. His work continues to influence various applications in materials engineering and adhesive technologies.

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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