Kashiwa, Japan

Minoru Masuzawa

This inventor holds 3 USPTO granted patents. Top assignees: Masuzawa Chemical Sales Co., Ltd., System Technical Co., Ltd., Tokiwa Chemical Industries Co., Ltd.. Active years: 1994-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Minoru Masuzawa. Retrieved from https://idiyas.com/inventor/minoru-masuzawa

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 = 3.0

ph-index = 3

Forward Citations = 28(Granted Patents)


Company Filing History:


Years Active: 1994-1995

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Minoru Masuzawa

Introduction: Minoru Masuzawa is a distinguished inventor based in Kashiwa, Japan, known for his significant contributions to the automotive industry through his innovative designs and patented inventions. With three patents to his name, Masuzawa continues to advance the development of window glass edging members for vehicles, enhancing both functionality and safety.

Latest Patents: Masuzawa's latest patents focus on the improvement of window glass edging members for automobiles. One notable patent describes an edging member designed for an automobile door, featuring a plurality of contacting surfaces where window glass makes contact. These surfaces are equipped with a rough contacting layer, created by mixing large and small particles or grains of different synthetic resins, such as nylon, urethane, fluoro-resin, and polyolefin resin. This rough contacting layer is extruded simultaneously with the molding of the edging member, ensuring durability and performance.

Another innovative patent outlines a method for producing an edging member for window glass, which includes various contacting portions that interact with the glass. Each portion possesses a batten surface layer made from synthetic resins like nylon and urethane, combined with mica, molybdenum, or graphite powders. This design creates a rough surface with projections and recesses, further enhancing grip and stability for the window glass.

Career Highlights: Throughout his career, Minoru Masuzawa has worked with notable companies, including Masuzawa Chemical Sales Co., Ltd. and System Technical Co., Ltd. His expertise in materials and innovative designs has led to the development of cutting-edge solutions in the automotive sector.

Collaborations: Masuzawa has collaborated with talented individuals such as Naohisa Miyakawa and Katsuhisa Kato, contributing to the creation of high-quality products that meet the evolving demands of the automotive market. Their combined efforts have paved the way for advancements in window glass technology.

Conclusion: Minoru Masuzawa's inventive spirit and dedication to quality have established him as a prominent figure in the realm of automotive innovations. His pioneering patents, particularly in the area of window glass edging members, reflect a commitment to enhancing vehicle safety and performance. As he continues to innovate, the impact of his work will undoubtedly resonate within the automotive industry for years to come.

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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