Tokyo, Japan

Nobuyuki Otomo

This inventor holds 2 USPTO granted patents. Top assignees: Marusan Packing Manufacturing Co., Hino Jidosha Kogyo Kabushiki Kaisha. Active years: 1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuyuki Otomo. Retrieved from https://idiyas.com/inventor/nobuyuki-otomo

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 = 21(Granted Patents)


Company Filing History:


Years Active: 1986

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2 patents (USPTO):Explore Patents

Title: Nobuyuki Otomo: Innovator in Gasket Technology

Introduction

Nobuyuki Otomo is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of gasket technology, holding a total of 2 patents. His innovative approaches have led to advancements in materials used for gaskets, enhancing their performance and durability.

Latest Patents

Otomo's latest patents include a surface coated gasket sheet and an improved cylinder head gasket construction. The surface coated gasket sheet involves tough heat- and corrosion-resistant films of polytetrafluoroethylene (PTFE) that are baked onto the surfaces of sheet-type gaskets through a curtain coating process. This method ensures that the gasket is coated on both sides, forming a robust film. The cylinder head gasket construction features a grommet that is U-shaped in cross-section, designed to securely hold the grommet in place within the gasket opening, enhancing the gasket's fit around cylinder bores.

Career Highlights

Throughout his career, Nobuyuki Otomo has worked with prominent companies such as Marusan Packing Manufacturing Co. and Hino Jidosha Kogyo Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to the development of innovative gasket solutions.

Collaborations

Otomo has collaborated with talented individuals in the industry, including Tsuneo Uno and Keiichi Tsuchihashi. These partnerships have fostered a creative environment that has led to the successful development of his patented technologies.

Conclusion

Nobuyuki Otomo's contributions to gasket technology through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to impact the industry positively, showcasing the importance of innovation in engineering.

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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