Kasukabe, Japan

Yasuji Hiramatsu

This inventor holds 1 USPTO granted patent. Top assignee: Ishikawa Gasket Co., Ltd.. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuji Hiramatsu. Retrieved from https://idiyas.com/inventor/yasuji-hiramatsu-6g220cli

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 = 4.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Yasuji Hiramatsu: Innovator in Steel Laminate Gaskets

Introduction

Yasuji Hiramatsu is a notable inventor based in Kasukabe, Japan. He has made significant contributions to the field of gasket technology, particularly with his innovative designs that enhance the performance and reliability of steel laminate gaskets.

Latest Patents

Hiramatsu holds a patent for a steel laminate gasket. This invention features a first plate with at least one first hole and a second plate positioned adjacent to it. The design includes at least one depression formed on either plate, extending toward the other. The second plate is equipped with at least one second hole and a bead that extends around this hole. The bead is designed to extend perpendicularly to the horizontal plate of the second plate, ensuring it abuts against the first plate. The height of the depression is comparable to or slightly less than that of the bead, allowing for effective spot welding that maintains the plates in a parallel arrangement.

Career Highlights

Hiramatsu is associated with Ishikawa Gasket Co., Ltd., where he has applied his expertise in gasket technology. His work has contributed to advancements in the manufacturing and application of gaskets in various industries.

Collaborations

Hiramatsu has collaborated with notable colleagues, including Tsunekazu Udagawa and Hidetaka Nakasone. Their combined efforts have fostered innovation and development within their field.

Conclusion

Yasuji Hiramatsu's contributions to the invention of steel laminate gaskets exemplify his commitment to innovation in gasket technology. His work continues to influence the industry and improve product reliability.

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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