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For the Inventor, By the Inventor

Yokohama, Japan

Weihong Yang

This inventor holds 2 USPTO granted patents. Top assignee: Minebea Company, Limited. Active years: 2012-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Weihong Yang. Retrieved from https://idiyas.com/inventor/weihong-yang-65yttcr4

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 = 50.0

Average Co-Inventor Count = 1.3

ph-index = 1

Forward Citations = 10(Granted Patents)


Location History:

  • Nagano, JP (2012)
  • Yokohama, JP (2018)

Company Filing History:

goldMedal2 out of 1,160 
 
Minebea Company, Limited
 patents

Years Active: 2012-2018

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2 patents (USPTO):Explore Patents
1. 9886975 - Hard disk drive and pivot assembly bearing device (2018-02-06),
2. 8300355 - Fluid dynamic bearing, spindle motor having the fluid dynamic bearing, and storage apparatus having the spindle motor (2012-10-30),

Title: Weihong Yang: Innovator in Hard Disk Drive Technology

Introduction

Weihong Yang is a notable inventor based in Yokohama, Japan. She has made significant contributions to the field of hard disk drive technology, holding 2 patents that showcase her innovative spirit and technical expertise.

Latest Patents

Yang's latest patents include a hard disk drive and a pivot assembly bearing device. The hard disk drive features a pivot assembly bearing device that consists of a shaft, rolling bearings, and a sleeve. It incorporates a cylindrical convex portion formed in a cover member at the upper side, which protrudes inward and is fixed to the upper end surface of the shaft. Additionally, a convex portion is formed on a base member at the lower side, which also protrudes inward and is fixed to the lower end surface of the shaft. A labyrinth gap is created by opposing the outer peripheral surface of the convex portion to the inner peripheral surface of the sleeve in a radial direction.

Another patent focuses on a fluid dynamic bearing, which includes an auxiliary bearing portion, a first radial bearing portion, and a second radial bearing portion arranged along the axial direction of the fluid dynamic bearing. The auxiliary groove formed in the auxiliary bearing portion is shallower in depth than the radial dynamic pressure groove in the first radial bearing portion. Furthermore, the gap size in the auxiliary bearing portion is set to be equal to or larger than that in the radial bearing portions.

Career Highlights

Weihong Yang is currently employed at Minebea Company, Limited, where she continues to develop innovative technologies in the field of hard disk drives. Her work has significantly impacted the efficiency and performance of storage devices.

Collaborations

Yang collaborates with her coworker, Daiki Kobayashi, who contributes to the innovative projects at Minebea Company, Limited.

Conclusion

Weihong Yang's contributions to hard disk drive technology through her patents demonstrate her expertise and commitment to innovation. Her work continues to influence the industry and pave the way for future advancements.

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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