Chikugo, Japan

Masayoshi Izumi

This inventor holds 2 USPTO granted patents. Top assignee: Oiles Corporation. Active years: 1995-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayoshi Izumi. Retrieved from https://idiyas.com/inventor/masayoshi-izumi

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 = 28(Granted Patents)


Company Filing History:


Years Active: 1995-1997

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2 patents (USPTO):Explore Patents

Title: Masayoshi Izumi: Innovator in Spherical Annular Seal Technology

Introduction

Masayoshi Izumi is a notable inventor based in Chikujo, Japan. He has made significant contributions to the field of engineering, particularly in the development of innovative sealing technologies. With a total of 2 patents to his name, Izumi's work has garnered attention for its practical applications and advancements.

Latest Patents

Izumi's latest patents include a method of manufacturing a spherical annular seal and a spherical annular seal with an outer sliding layer. The first patent describes a spherical annular seal featuring a through hole at its center and a partially convex spherical surface. This design incorporates a reinforcing member made of a metal mesh to enhance the inner peripheral surface. Additionally, a lubricating sliding layer composed of 70 to 90 wt. % boron nitride and 10 to 30 wt. % alumina is uniformly applied to the surface of the seal. The second patent mirrors these features, emphasizing the innovative approach to sealing technology.

Career Highlights

Masayoshi Izumi is associated with Oiles Corporation, where he has been instrumental in advancing sealing solutions. His expertise in material science and engineering has led to the development of products that meet the demands of various industries. His patents reflect a commitment to improving the functionality and durability of sealing mechanisms.

Collaborations

Izumi has collaborated with notable colleagues, including Takashi Maeda and Takeshi Furukido. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Masayoshi Izumi's contributions to the field of sealing technology are significant and impactful. His patents demonstrate a blend of creativity and technical expertise that continues to influence the industry.

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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