Yokohama, Japan

Hideaki Sakai

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Nhk Spring Co., Ltd., Shiratori Pharmaceutical Co., Ltd., Suntory Limited. Active years: 1987-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideaki Sakai. Retrieved from https://idiyas.com/inventor/hideaki-sakai-i30ig4ng

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 = 1.5

ph-index = 1

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1987-2022

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Hideaki Sakai

Introduction

Hideaki Sakai is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of engineering, particularly through his innovative designs and patents. With a total of 3 patents, Sakai has demonstrated his expertise and creativity in developing practical solutions.

Latest Patents

Sakai's latest patents include a wave spring and a disc spring. The wave spring features an annular body with alternating crests and valleys formed in a circumferential direction. A unique aspect of this design is the joined portion, which is a flat area extending orthogonally to the center axis of the annular body. The disc spring, on the other hand, is designed to fit onto a rotary shaft. It includes an annular body portion and a claw portion that protrudes inward from the inner edge of the body. This claw portion gradually extends toward one side in the axial direction, and the tip part is equipped with a hole.

Career Highlights

Throughout his career, Hideaki Sakai has worked with reputable companies such as NHK Spring Co., Ltd. and Shiratori Pharmaceutical Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various engineering projects.

Collaborations

Sakai has collaborated with talented individuals in his field, including Tadashi Kanai and Atsushi Yoneoka. These partnerships have likely enriched his work and led to innovative outcomes.

Conclusion

Hideaki Sakai's contributions to engineering through his patents and collaborations highlight his role as an influential inventor. His innovative designs, such as the wave spring and disc spring, showcase his ability to create practical solutions in the industry.

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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