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For the Inventor, By the Inventor

Okazaki, Japan

Hajime Kozuka

This inventor holds 16 USPTO granted patents. Top assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Denki Kabushiki Kaisha, Nippon Seiko Kabushiki Kaisha. Active years: 1977-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Kozuka. Retrieved from https://idiyas.com/inventor/hajime-kozuka

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

USPTO Granted Patents = 16

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 7

Forward Citations = 159(Granted Patents)


Location History:

  • Okazaki, JA (1977 - 1978)
  • Aichi, JP (1989)
  • Okazaki, JP (1986 - 1991)
  • Tokyo, JP (1990 - 1994)

Company Filing History:

goldMedal10 out of 1,649 
 
Mitsubishi Jidosha Kogyo Kabushiki Kaisha
 patents
silverMedal6 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
bronzeMedal3 out of 355 
 
Nippon Seiko Kabushiki Kaisha
 patents
4. 1 out of 12 
 
Kabushiki Kaisha Meiji Gomu Kasei
 patents
5. 1 out of 15 
 
Koyo Seiko Kabushiki Kaisha
 patents
6. 1 out of 488 
 
Mitsubishi Denki K.k.
 patents
7. 1 out of 1,326 
 
Mitsubishi Jukogyo Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1977-1994

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16 patents (USPTO):Explore Patents
1. 5344196 - Metallic hose joint (1994-09-06),
2. 5152358 - Vehicle steering apparatus (1992-10-06),
3. 5072206 - Linear-movement potentiometer (1991-12-10),
4. 5020616 - Power steering apparatus (1991-06-04),
5. 5018757 - Steering angle control apparatus for vehicle (1991-05-28),
6. 4967858 - Power steering apparatus with unitary torque sensor and worm driving (1990-11-06),
7. 4886136 - Motor-driven type power assisted steering control apparatus (1989-12-12),
8. 4862982 - Torque detector for motor-driven power steering system (1989-09-05),
9. 4787469 - Power steering system (1988-11-29),
10. 4778147 - Electromagnetic solenoid (1988-10-18),
11. 4677409 - Electromagnetic solenoid with a replaceable fixed iron core (1987-06-30),
12. 4644846 - Power steering system (1987-02-24),
13. 4621704 - Power steering system (1986-11-11),
14. 4601358 - Power steering system (1986-07-22),
15. 4086940 - Hydraulic power-steering system for vehicles (1978-05-02),

Title: The Innovative Journey of Hajime Kozuka

Introduction: Hajime Kozuka, a pioneering inventor hailing from Okazaki, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Hajime Kozuka's latest patents focus on advancements in robotics and artificial intelligence, showcasing his commitment to pushing the boundaries of technological development.

Career Highlights: Throughout his illustrious career, Kozuka has been recognized for his inventive spirit and has received numerous accolades for his revolutionary creations in the fields of automation and machine learning.

Collaborations: Kozuka has collaborated with leading research institutions and tech companies to further his innovative projects, demonstrating his ability to work effectively in multidisciplinary teams to bring his ideas to life.

Conclusion: Hajime Kozuka's relentless pursuit of innovation and his passion for creating cutting-edge technologies have solidified his reputation as a trailblazer in the world of inventors.

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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