Shizuoka, Japan

Hiroshi Kitamura

This inventor holds 3 USPTO granted patents. Top assignee: Polyplastics Co., Ltd.. Active years: 1991-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Kitamura. Retrieved from https://idiyas.com/inventor/hiroshi-kitamura-3lberwf2

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 = 1.7

ph-index = 3

Forward Citations = 46(Granted Patents)


Company Filing History:


Years Active: 1991-1996

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3 patents (USPTO):Explore Patents

Title: **The Innovations of Hiroshi Kitamura: A Pioneer in Thermoplastic Resins**

Introduction

Hiroshi Kitamura, an accomplished inventor based in Shizuoka, Japan, has made significant contributions to the field of thermoplastic resins. With an impressive portfolio of 3 patents, his work focuses on enhancing the physical properties and aesthetic qualities of resin materials through innovative formulations.

Latest Patents

Among his latest inventions, Kitamura has developed patents that showcase his commitment to advancing material science. One notable patent is for **glass-reinforced thermoplastic resin compositions containing the anatase**, which emphasizes the exceptional whiteness achieved by incorporating the anatase form of titanium dioxide. This formulation not only improves whiteness but also enhances physical properties such as tensile strength and elongation. Another significant invention is the **melt-stable recyclable carbon black-laden polyacetal resin molding**, which includes a polyacetal base resin combined with carbon black-impregnated ethylenic carrier polymers. This innovative composition addresses the need for stable and recyclable materials, demonstrating Kitamura's forward-thinking approach in material applications.

Career Highlights

Hiroshi Kitamura is currently associated with Polyplastics Co., Ltd., a leading company dedicated to the development of high-performance plastic solutions. His career is marked by a focus on enhancing polymer compositions, significantly impacting both the industry and the environment through the development of recyclable materials.

Collaborations

Throughout his career, Kitamura has worked alongside talented individuals, including notable colleagues Masamichi Mitsuuchi and Tsuyoshi Minamisawa. These collaborations have fostered an environment of innovation, leading to significant advancements in thermoplastic technologies and the successful completion of numerous patent applications.

Conclusion

Hiroshi Kitamura’s dedication to innovation in thermoplastic resins illustrates the power of creativity in material science. Through his groundbreaking patents and collaborations, he continues to influence the industry, paving the way for more sustainable and effective material solutions in the future. His work serves as an inspiration for upcoming inventors and a testament to the importance of continuous innovation.

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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