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For the Inventor, By the Inventor

Iwata, Japan

Yoshiaki Kuchiki

This inventor holds 4 USPTO granted patents. Top assignee: Ntn Corporation. Active years: 1997-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiaki Kuchiki. Retrieved from https://idiyas.com/inventor/yoshiaki-kuchiki

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

USPTO Granted Patents = 4

% Patents Active = 50.0

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 15(Granted Patents)


Company Filing History:

goldMedal4 out of 2,496 
 
Ntn Corporation
 patents

Years Active: 1997-2011

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4 patents (USPTO):Explore Patents
1. 8002474 - Wheel bearing apparatus (2011-08-23),
2. 7896553 - Bearing device for wheel (2011-03-01),
3. 7878411 - Wheel bearing device and its quality management method (2011-02-01),
4. 5692590 - Slidable freewheel clutch between axle shaft and wheel (1997-12-02),

Title: Yoshiaki Kuchiki: Innovator in Wheel Bearing Technology

Introduction

Yoshiaki Kuchiki is a prominent inventor based in Iwata, Japan. He has made significant contributions to the field of vehicle wheel bearing technology, holding a total of 4 patents. His innovative designs have enhanced the performance and reliability of wheel bearing systems.

Latest Patents

Kuchiki's latest patents include a "Wheel Bearing Apparatus" and a "Bearing Device for Wheel." The Wheel Bearing Apparatus features an outer member, an inner member with at least one inner ring, double row rolling elements, and a constant velocity universal joint. This joint is torque transmittably inserted into a wheel hub and is axially separably connected by a securing nut. The design ensures that the shoulder of the outer joint member abuts against a larger end face of the inner ring, which is formed as a ground surface. The surface roughness Ra of the larger end face is limited to a range within 0.1 to 0.3. The Bearing Device for Wheel incorporates an IC tag capable of contactless communication, affixed to one or more component parts of the bearing device. This innovation allows for enhanced functionality and tracking of the bearing components.

Career Highlights

Yoshiaki Kuchiki is currently employed at NTN Corporation, where he continues to develop cutting-edge technologies in the automotive sector. His work has been instrumental in advancing the design and functionality of wheel bearings, making them more efficient and reliable.

Collaborations

Throughout his career, Kuchiki has collaborated with notable colleagues, including Shinji Morita and Masahiro Kiuchi. These partnerships have fostered a creative environment that encourages innovation and the development of new technologies.

Conclusion

Yoshiaki Kuchiki's contributions to wheel bearing technology exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of engineering principles and a commitment to improving vehicle performance.

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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