logo

For the Inventor, By the Inventor

Fujisawa, Japan

Kyohei Matsunaga

This inventor holds 10 USPTO granted patents and 2 published patent applications and 7 EPO patents. Top assignee: Nsk Corporation. Active years: 2016-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kyohei Matsunaga. Retrieved from https://idiyas.com/inventor/kyohei-matsunaga

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

USPTO Granted Patents = 10 

% Patents Active = 100.0

 

Average Co-Inventor Count = 1.5

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:

goldMedal10 out of 2,467 
 
Nsk Corporation
 patents

Years Active: 2016-2021

Loading Chart...
Loading Chart...
10 patents (USPTO):Explore Patents
1. 11092193 - Ball bearing, and machine tool spindle device (2021-08-17),
2. RE48337 - Rolling bearing and its packaging method (2020-11-30),
3. RE48321 - Rolling bearing and its packaging method (2020-11-23),
4. 10746227 - Ball bearing and main shaft device for machine tool (2020-08-18),
5. 10690180 - Ball bearing and main shaft device for machine tool (2020-06-23),
6. 10670078 - Ball bearing and main shaft device for machine tool (2020-06-02),
7. 10634186 - Ball bearing, spindle device, and machine tool (2020-04-28),
8. 10184515 - Anti-friction bearing (2019-01-22),
9. 9523391 - Rolling bearing and its packaging method (2016-12-20),
10. 9377057 - Rolling bearing and its packaging method (2016-06-28),

Title: Kyohei Matsunaga: Innovator in Bearing Technology

Introduction

Kyohei Matsunaga is a prominent inventor based in Fujisawa, Japan. He has made significant contributions to the field of bearing technology, holding a total of 10 patents. His innovative designs have advanced the functionality and efficiency of various mechanical components.

Latest Patents

Matsunaga's latest patents include a ball bearing and a machine tool spindle device. The ball bearing features an outer race with at least one diameter-directional hole that supplies lubricating oil, enhancing its performance. In a cross-section taken along the axial direction, the axial-directional position of a line extending through the central axis of the diameter-directional hole is strategically located to optimize the interaction between the retainer and the ball. His rolling bearing patent focuses on improving antirust performance while minimizing the amount of antirust oil used. This is achieved by removing chloride and sulfate ions from the bearing's surface and applying a specific thickness of antirust oil, followed by a volatile corrosion inhibitor film.

Career Highlights

Matsunaga is associated with NSK Corporation, a leading company in the bearing industry. His work has been instrumental in developing advanced bearing solutions that meet the demands of modern machinery. His innovative approach has positioned him as a key figure in the field.

Collaborations

Matsunaga collaborates with talented coworkers, including Yoshiaki Katsuno and Ryosuke Amano. Their combined expertise fosters a creative environment that drives innovation within NSK Corporation.

Conclusion

Kyohei Matsunaga's contributions to bearing technology exemplify the spirit of innovation. His patents reflect a commitment to enhancing mechanical performance and reliability. His work continues to influence the industry and inspire 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]
Loading…