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For the Inventor, By the Inventor

Fukushima, Japan

Tadanori Kitamura

This inventor holds 5 USPTO granted patents. Top assignees: Nitto Boseki Co., Ltd., Kawasaki Steel Corporation. Active years: 1983-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadanori Kitamura. Retrieved from https://idiyas.com/inventor/tadanori-kitamura

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 2.5

ph-index = 4

Forward Citations = 43(Granted Patents)


Company Filing History:

goldMedal5 out of 266 
 
Nitto Boseki Co., Ltd.
 patents
silverMedal4 out of 1,256 
 
Kawasaki Steel Corporation
 patents
where one patent can have more than one assignee

Years Active: 1983-1992

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5 patents (USPTO):Explore Patents
1. 5108458 - Sizing agent for carbon fiber (1992-04-28),
2. 5037697 - Carbon fiber and process for producing the same (1991-08-06),
3. 5030435 - Process for producing chopped strand of carbon fiber (1991-07-09),
4. 4855122 - Method for producing chopped strands of carbon fibers (1989-08-08),
5. 4407866 - Process for coating chopped strand of glass fiber with thermosetting (1983-10-04),

Title: Tadanori Kitamura: Innovator in Carbon Fiber Technology

Introduction

Tadanori Kitamura is a prominent inventor based in Fukushima, Japan. He has made significant contributions to the field of carbon fiber technology, holding a total of 5 patents. His innovative work focuses on enhancing the properties of carbon fibers, which are crucial in various industrial applications.

Latest Patents

One of Kitamura's latest patents is a sizing agent for carbon fiber. This invention provides a sizing agent that contains an isocyanate regenerating compound, which stabilizes the --NCO group with a blocking agent. This advancement improves the adhesion of carbon fibers to resins and enhances the properties of carbon fiber reinforced composite materials, including tensile strength, flexural strength, and Izod impact strength. Another notable patent is related to a novel carbon fiber structure. This invention describes a carbon fiber where the outer circumferential part of the fiber section consists of an optically isotropic component, while the central part is made of an optically anisotropic component. This unique structure ensures that the carbon fiber shows no cracks, along with a process for producing such carbon fiber.

Career Highlights

Throughout his career, Tadanori Kitamura has worked with notable companies, including Nitto Boseki Co., Ltd. and Kawasaki Steel Corporation. His experience in these organizations has contributed to his expertise in carbon fiber technology and innovation.

Collaborations

Kitamura has collaborated with several talented individuals in his field, including Hiroaki Shono and Atsuki Kodama. These partnerships have likely fostered a creative environment that has led to significant advancements in their respective projects.

Conclusion

Tadanori Kitamura's contributions to carbon fiber technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, paving the way for future innovations in materials science.

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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