Miyagi, Japan

Norihiro Umezawa

This inventor holds 1 USPTO granted patent. Top assignees: Mitsubishi Yuka Fine Chemicals Co., Ltd., Other. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Norihiro Umezawa. Retrieved from https://idiyas.com/inventor/norihiro-umezawa

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 = 2.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:

goldMedal1 out of 14 
 
Mitsubishi Yuka Fine Chemicals Co., Ltd.
 patents
silverMedal1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1987

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1 patent (USPTO):Explore Patents

Title: Innovations by Norihiro Umezawa: Hydraulic Cement Composition

Introduction: Norihiro Umezawa is a notable inventor from Miyagi, Japan, recognized for his contribution to the field of hydraulic cement. With a single patent to his name, Umezawa has made an impact on how cement shapings are produced and utilized in construction.

Latest Patents: Umezawa’s patent involves a hydraulic cement composition that contains specific additives, significantly improving the compressive strength and aesthetic appeal of cement shapings. The innovative process allows for easy placement within frameworks, showcasing a practical approach to construction materials.

Career Highlights: Throughout his career, Umezawa has worked with Mitsubishi Yuka Fine Chemicals Co., Ltd. This role has allowed him to refine his inventive skills and contribute to advancements in the field of hydraulic cement.

Collaborations: Umezawa had the opportunity to collaborate with Kazuyuki Hata, fostering a creative partnership that likely contributed to the development of his patent. Such collaborations often lead to groundbreaking innovations in technology and materials.

Conclusion: Norihiro Umezawa's work exemplifies the blend of innovation and practical application in the construction industry. His patented hydraulic cement composition marks a significant step forward, enhancing both the functionality and visual quality of cement products.

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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