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For the Inventor, By the Inventor

Tokyo, Japan

Koji Hiramatsu

This inventor holds 31 USPTO granted patents and 1 published patent application and 9 EPO patents, primarily in Seat Belt Technology. Top assignees: Takata Corporation, Joyson Safety Systems Japan K.k., Other. Active years: 1994-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Hiramatsu. Retrieved from https://idiyas.com/inventor/koji-hiramatsu

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

USPTO Granted Patents = 31 

% Patents Active = 64.5

 

Average Co-Inventor Count = 1.6

ph-index = 9

Forward Citations = 281(Granted Patents)


Location History:

  • Oumihachiman, JP (1996)
  • Shiga, JP (1994 - 2008)
  • Kanzaki-gun, JP (2006 - 2008)
  • Shiga-ken, JP (2008)
  • Minato-ku, JP (2010 - 2011)
  • Tokyo, JP (1999 - 2019)

Company Filing History:

goldMedal27 out of 1,161 
 
Takata Corporation
 patents
silverMedal2 out of 41 
 
Joyson Safety Systems Japan K.k.
 patents
bronzeMedal2 out of 834,513 
Other
 patents

Years Active: 1994-2019

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Areas of Expertise:
Seat Belt Retractor
Load Limiting
Child Seat
Buckle Device
Pretensioner
Restraint System
Safety Device
Rotary Actuator
31 patents (USPTO):Explore Patents
1. RE47450 - Seat belt retractor and seat belt apparatus having the same (2019-06-24),
2. 10023150 - Seat belt retractor and seat belt apparatus provided with same (2018-07-17),
3. 8905439 - Retractor device for seatbelt, and seatbelt device (2014-12-09),
4. 8430350 - Seat belt retractor (2013-04-30),
5. 8403423 - Method of limiting a load applied on a seat belt in an emergency (2013-03-26),
6. 8297709 - Seat belt retractor and seat belt apparatus having the same (2012-10-30),
7. 8083262 - Seat belt retractor and seat belt apparatus (2011-12-27),
8. 7883044 - Seat belt retractor (2011-02-08),
9. 7874589 - Seat belt retractor (2011-01-25),
10. 7661712 - Seat belt retractor (2010-02-16),
11. 7631831 - Seat belt retractor (2009-12-15),
12. 7392957 - Seatbelt retractor system and seatbelt system (2008-07-01),
13. 7370822 - Seatbelt retractor having multi-level load-limit setting devices (2008-05-13),
14. 7354014 - Seat belt retractor (2008-04-08),
15. 7350735 - Seat belt retractor (2008-04-01),

Title: The Innovative Journey of Koji Hiramatsu

Introduction: Koji Hiramatsu is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Koji Hiramatsu holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of what is possible.

Career Highlights: With a career spanning over two decades, Koji Hiramatsu has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant advancements in various industries.

Collaborations: Throughout his career, Koji Hiramatsu has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Koji Hiramatsu's relentless pursuit of innovation and his passion for creating solutions to complex challenges have solidified his reputation as a visionary inventor in the global tech community.

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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