Mie, Japan

Masashi Yamagou

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Ntn Corporation. Active years: 2020-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masashi Yamagou. Retrieved from https://idiyas.com/inventor/masashi-yamagou

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 1


Company Filing History:


Years Active: 2020-2025

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2 patents (USPTO):Explore Patents

Title: Masashi Yamagou: Innovator in Fluid Dynamic Bearings

Introduction: Masashi Yamagou, an accomplished inventor located in Mie, Japan, has established himself as a notable figure in the field of fluid dynamic bearings. With two patents to his name, Yamagou continues to contribute significantly to innovations in bearing technologies.

Latest Patents: Yamagou's latest patents include advancements in fluid dynamic bearings and fluid dynamic bearing devices. One of his notable inventions entails a fluid dynamic bearing that features a first and a second dynamic pressure generating part. These components are strategically placed on the inner peripheral surface to be spaced apart in the axial direction. The design incorporates multiple dynamic pressure generating grooves arranged in a herringbone shape, each having different tilt directions. Additionally, his shaft member for a fluid bearing device consists of two bearing surfaces separated in the axial direction, with a middle relief portion featuring a cylindrical surface and stepped portions on either side.

Career Highlights: Masashi Yamagou has made significant strides in the engineering field while working for NTN Corporation, a leader in the development of bearing technologies. His inventions not only showcase his expertise but also underline the importance of innovation in enhancing mechanical efficiency.

Collaborations: Yamagou collaborates frequently with notable colleagues such as Jun Hirade and Mikihisa Fujiwara. Their combined efforts contribute to ongoing advancements in fluid dynamic bearing technology, showcasing a strong team dynamic that fosters innovation.

Conclusion: With his inventive designs and contributions to fluid dynamic bearings, Masashi Yamagou continues to pave the way for technological advancements in the mechanical engineering sector. His commitment to innovation ensures that he remains an influential figure in the realm of patented inventions.

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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