Fujisawa, Japan

Kazutsugu Kashima

This inventor holds 3 USPTO granted patents. Top assignee: Oiles Corporation. Active years: 1999-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazutsugu Kashima. Retrieved from https://idiyas.com/inventor/kazutsugu-kashima

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 = 1.8

ph-index = 3

Forward Citations = 50(Granted Patents)


Company Filing History:


Years Active: 1999-2000

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3 patents (USPTO):Explore Patents

Title: Kazutsugu Kashima: Innovator in Spherical Annular Seal Technology

Introduction

Kazutsugu Kashima is a notable inventor based in Fujisawa, Japan, recognized for his contributions to the field of engineering, particularly in the development of innovative seal technologies. With a portfolio of three patents, Kashima's work focuses on enhancing the functionality and durability of seal members used in various applications, including exhaust pipe joints.

Latest Patents

His latest patent, titled “Spherical Annular Seal Member and Method of Manufacturing the Same,” introduces a unique design for a spherical annular seal member. This invention features a cylindrical inner surface that leads to an outer surface shaped as a partially convex spherical surface. The innovative seal member consists of a heat-resistant sheet member with a specialized coating, structurally integrated with a reinforcing member made from a metal wire net. The combination results in a smooth outer surface that enhances the seal's robustness and performance. This invention also incorporates several advanced materials, including boron carbide, graphite, and aluminum phosphate, ensuring exceptional heat resistance and structural integrity.

Career Highlights

Kazutsugu Kashima is employed at Oiles Corporation, a company renowned for its advanced sealing solutions and innovative engineering practices. His work at the firm emphasizes the practical applications of his patents in real-world scenarios, enhancing product reliability and performance within the automotive and industrial sectors.

Collaborations

Throughout his career, Kashima has collaborated with esteemed colleagues such as Shuichi Kubota and Takeshi Furukido. These partnerships have enabled the development of comprehensive solutions and have bolstered the innovative output within their organization.

Conclusion

Kazutsugu Kashima stands out as a significant contributor to the field of engineering through his inventive spirit and dedication to developing advanced sealing technologies. His latest patents underscore a commitment to innovation and excellence, positioning him as a key player within his industry. As he continues to push the boundaries of engineering, his work not only benefits his company but also contributes to improvements in standard practices across the sector.

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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