Tokyo, Japan

Masanobu Umezawa

This inventor holds 2 USPTO granted patents. Top assignee: Nippon Carbon Co., Ltd.. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanobu Umezawa. Retrieved from https://idiyas.com/inventor/masanobu-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 = 5.0

ph-index = 2

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1988

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2 patents (USPTO):Explore Patents

Title: Masanobu Umezawa: Innovator in Silicon Carbide Fiber Reinforced Glass Composites

Introduction

Masanobu Umezawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of silicon carbide fiber reinforced glass composites. With a total of 2 patents to his name, Umezawa's work is paving the way for advancements in composite materials.

Latest Patents

Umezawa's latest patents focus on innovative methods for manufacturing silicon carbide fiber reinforced glass composites. One of his patents describes a method that involves dipping silicon carbide fibers in molten glass within a tank. The molten glass is subjected to wave vibration of 10-30 KHz by a supersonic vibrator equipped with a cooling mechanism. This process helps to unravel the silicon carbide fibers and allows the molten glass to permeate between them. Another patent outlines a technique for plasma melt ejecting glass powder onto silicon carbide fibers to create a silicon carbide fiber/glass preform. This preform is then molded into a predetermined shape and subjected to thermal molding to produce the final composite.

Career Highlights

Umezawa is currently associated with Nippon Carbon Co., Ltd., where he continues to innovate and develop new materials. His work has garnered attention in the field of composite materials, showcasing his expertise and dedication to advancing technology.

Collaborations

Umezawa has collaborated with notable colleagues such as Toshikatsu Ishikawa and Haruo Teranishi. These partnerships have contributed to the success of his projects and the advancement of research in the field.

Conclusion

Masanobu Umezawa's contributions to the development of silicon carbide fiber reinforced glass composites highlight his innovative spirit and commitment to material science. His patents reflect a deep understanding of composite manufacturing techniques, positioning him as a key figure in this specialized field.

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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