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For the Inventor, By the Inventor

Iwata, Japan

Kazuhiko Hozumi

This inventor holds 18 USPTO granted patents and 1 EPO patent, primarily in Wheel Bearing Technology. Top assignee: Ntn Corporation. Active years: 2000-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiko Hozumi. Retrieved from https://idiyas.com/inventor/kazuhiko-hozumi

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

USPTO Granted Patents = 18

% Patents Active = 77.8


Average Co-Inventor Count = 5.1

ph-index = 10

Forward Citations = 250(Granted Patents)


Location History:

  • Fukuroi, JP (2000 - 2002)
  • Iwata, JP (2002 - 2004)
  • Shizuoka-ken, JP (2002 - 2005)
  • Osaka, JP (2007)

Company Filing History:

goldMedal18 out of 2,497 
 
Ntn Corporation
 patents

Years Active: 2000-2007

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Areas of Expertise:
Wheel Support Bearing
Angular Ball Bearing
Drive Wheel Bearing
Tire Wheel Bearing
Constant Velocity Joint
Hub Unit Bearing
Anti-Skid Brake Device
Manufacturing Method
Torque Transmitting Balls
Plunging Type Joint
Bearing Apparatus
Wheel Bearing Device
18 patents (USPTO):Explore Patents
1. 7244065 - Wheel support bearing assembly and angular ball bearing (2007-07-17),
2. 6971177 - Wheel bearing device and method of manufacturing the same (2005-12-06),
3. 6780114 - Drive wheel bearing assembly (2004-08-24),
4. 6773165 - Wheel bearing device and method of manufacturing the same (2004-08-10),
5. 6729769 - Tire wheel bearing apparatus (2004-05-04),
6. 6692157 - Bearing device for drive wheel (2004-02-17),
7. 6682225 - Bearing apparatus for wheel (2004-01-27),
8. 6637944 - Tire wheel bearing apparatus (2003-10-28),
9. 6634951 - Driving wheel bearing unit (2003-10-21),
10. 6585420 - Wheel support bearing assembly and anti-skid brake device using the same (2003-07-01),
11. 6506122 - Constant velocity universal joint (2003-01-14),
12. 6497515 - Bearing apparatus for wheel (2002-12-24),
13. 6491440 - Wheel bearing apparatus (2002-12-10),
14. 6386983 - Constant velocity joint having eight torque transmitting balls (2002-05-14),
15. 6299543 - Plunging type constant velocity joint (2001-10-09),

Title: Kazuhiko Hozumi: Innovator in Wheel Bearing Technology

Introduction

Kazuhiko Hozumi is a prominent inventor based in Iwata, Japan, known for his significant contributions to the field of bearing technology. With a total of 18 patents to his name, Hozumi has made remarkable advancements that enhance the performance and reliability of wheel support systems.

Latest Patents

Hozumi's latest patents include a wheel support bearing assembly and an angular ball bearing. The wheel support bearing assembly utilizes a dual row angular ball bearing, which features two ball retainers designed to retain corresponding rows of balls. This innovative design allows neighboring balls to adjoin directly in a non-contact fashion on a pitch circle. Additionally, his patent for a wheel bearing device focuses on preventing the loosening of a hub ring and an outer joint ring. This is achieved by forming an irregular portion treated with hardening on the fit face of the hub ring, ensuring a secure connection between the components.

Career Highlights

Hozumi has dedicated his career to advancing bearing technology, particularly in the automotive sector. His work at NTN Corporation has positioned him as a key figure in the development of innovative bearing solutions that improve vehicle performance and safety.

Collaborations

Throughout his career, Hozumi has collaborated with notable colleagues, including Keisuke Sone and Koji Sahashi. These partnerships have fostered a creative environment that has led to the successful development of various patented technologies.

Conclusion

Kazuhiko Hozumi's contributions to bearing technology have significantly impacted the industry, showcasing his expertise and innovative spirit. His patents reflect a commitment to enhancing the functionality and reliability of wheel support systems.

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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