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For the Inventor, By the Inventor

Kai, Japan

Naganori Koshimizu

This inventor holds 29 USPTO granted patents and 1 published patent application, primarily in Brake System Technology. Top assignees: Tokico, Ltd., Hitachi, Ltd., Hitachi Automotive Systems, Ltd.. Active years: 1981-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naganori Koshimizu. Retrieved from https://idiyas.com/inventor/naganori-koshimizu

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

USPTO Granted Patents = 29 

% Patents Active = 89.7

Average Co-Inventor Count = 2.3

ph-index = 6

Forward Citations = 129(Granted Patents)


Location History:

  • Yokohama, JP (1981 - 1983)
  • Yamanashi-ken, JP (1997 - 2005)
  • Kawasaki, JP (2008)
  • Kanagawa, JP (1984 - 2010)
  • Yamanashi, JP (1990 - 2015)
  • MinamiALPS, JP (2018)
  • Kai, JP (2007 - 2020)

Company Filing History:

goldMedal12 out of 548 
 
Tokico, Ltd.
 patents
silverMedal7 out of 42,740 
 
Hitachi, Ltd.
 patents
bronzeMedal6 out of 2,028 
 
Hitachi Automotive Systems, Ltd.
 patents
4. 2 out of 23 
 
Kabushiki Kaisha Hitachi Seisakusho
 patents
5. 2 out of 13,420 
 
Nissan Motor Company Limited
 patents
6. 1 out of 1 
 
Kabushiki Kaisha Hitachi Seiksakusho
 patent
7. 1 out of 1 
 
Tikico Ltd.
 patent
where one patent can have more than one assignee

Years Active: 1981-2020

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Areas of Expertise:
Master Cylinder
Brake Apparatus
Vehicle Braking System
Hydraulic Pressure Control
Disc Brake
Tandem Brake Booster
Reservoir
Check Valve System
29 patents (USPTO):Explore Patents
1. 10668909 - Master cylinder unit (2020-06-02),
2. 10562504 - Master cylinder unit (2020-02-18),
3. 9956942 - Reservoir (2018-05-01),
4. 9056601 - Brake apparatus (2015-06-16),
5. 8807668 - Vehicle braking system and master cylinder (2014-08-19),
6. 8578711 - Master cylinder (2013-11-12),
7. 7866155 - Master cylinder and method of manufacturing the same (2011-01-11),
8. 7841178 - Master cylinder (2010-11-30),
9. 7694517 - Master cylinder, method for manufacturing a master cylinder, and check valve system of the master cylinder (2010-04-13),
10. 7694516 - Master cylinder, master cylinder body, and method for producing master cylinder (2010-04-13),
11. 7516617 - Master cylinder (2009-04-14),
12. RE40573 - Master cylinder (2008-11-17),
13. 7401468 - Master cylinder (2008-07-22),
14. 7263830 - Master cylinder (2007-09-04),
15. 7003952 - Master cylinder and method of producing the same (2006-02-28),

Title: The Innovative Journey of Naganori Koshimizu

Introduction: Naganori Koshimizu, a pioneering inventor hailing from Kai, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Koshimizu's latest patents focus on advancements in renewable energy technologies, particularly in the field of solar power generation and energy storage solutions.

Career Highlights: Throughout his illustrious career, Koshimizu has been recognized for his inventive spirit and dedication to creating sustainable solutions for a greener future. His work has revolutionized the way we harness and utilize clean energy sources.

Collaborations: Koshimizu has collaborated with leading research institutions and universities to further his research and bring his innovative ideas to life. His partnerships have been instrumental in pushing the boundaries of technological innovation.

Conclusion: Naganori Koshimizu's passion for innovation and commitment to sustainability have solidified his reputation as a trailblazing inventor in the realm of renewable energy. His contributions continue to inspire future generations of inventors to think boldly and create solutions that benefit both society and the environment.

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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