Yokohama, Japan

Hiroshi Seino

This inventor holds 2 USPTO granted patents. Top assignee: Nissan Motor Company Limited. Active years: 1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Seino. Retrieved from https://idiyas.com/inventor/hiroshi-seino-qxlsjmvu

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 2

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1977

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2 patents (USPTO):Explore Patents

Title: Hiroshi Seino: Innovator in Oil-Impregnated Sintered Products

Introduction

Hiroshi Seino is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of materials engineering, particularly in the development of oil-impregnated sintered products. With a total of 2 patents, his work has garnered attention for its innovative approach to enhancing product performance.

Latest Patents

Hiroshi Seino's latest patents include two key inventions. The first is an "Oil-impregnated sintered product and method of producing same." This invention features an oil-impregnated sintered product that has a resin-impregnated layer on its surface. This layer prevents oil from scattering when the product moves at high speed. The method of producing this product involves forming a seal layer on a sintered product, impregnating it with thermosetting resin, removing the seal layer, and then impregnating the sintered product with oil. The second patent is for an "Oil-impregnated sintered clutch hub," which shares similar characteristics and production methods as the first patent.

Career Highlights

Hiroshi Seino is currently employed at Nissan Motor Company Limited, where he applies his expertise in materials science to develop innovative automotive components. His work at Nissan has allowed him to contribute to advancements in vehicle performance and reliability.

Collaborations

Hiroshi has collaborated with notable colleagues, including Norio Yamada and Shigeo Kimura. Their teamwork has fostered an environment of innovation and creativity, leading to the successful development of new technologies.

Conclusion

Hiroshi Seino's contributions to the field of oil-impregnated sintered products demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of materials engineering and a dedication to improving product functionality.

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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