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For the Inventor, By the Inventor

Susono, Japan

Haruyuki Nakanishi

This inventor holds 49 USPTO granted patents and 3 published patent applications and 13 EPO patents, primarily in Fuel Cell Technology. Top assignees: Toyota Jidosha Kabushiki Kaisha, Hitachi Zosen Corporation, The University of Tokyo. Active years: 2003-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Haruyuki Nakanishi. Retrieved from https://idiyas.com/inventor/haruyuki-nakanishi

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

Calculating rank
USPTO Granted Patents = 49 

% Patents Active = 38.8

 

Average Co-Inventor Count = 2.6

ph-index = 7

Forward Citations = 161(Granted Patents)


Location History:

  • Toyota, JP (2011 - 2016)
  • Susono, JP (2003 - 2019)
  • Nagoya, JP (2021 - 2023)

Company Filing History:

goldMedal49 out of 38,970 
 
Toyota Jidosha Kabushiki Kaisha
 patents
silverMedal5 out of 278 
 
Hitachi Zosen Corporation
 patents
bronzeMedal2 out of 1,358 
 
The University of Tokyo
 patents
4. 2 out of 9 
 
Tsuchiya Co., Ltd.
 patents
5. 1 out of 258 
 
Hiroshima University
 patents
6. 1 out of 10 
 
Hitachi Maxell Energy, Ltd.
 patents
7. 1 out of 442 
 
Hokkaido University
 patents
8. 1 out of 211 
 
Ihara Chemical Industry Co., Ltd.
 patents
9. 1 out of 1,902 
 
Kabushiki Kaisha Toyota Jidoshokki
 patents
10. 1 out of 121 
 
Nagoya Institute of Technology
 patents
11. 1 out of 32 
 
Nippon Kodoshi Corporation
 patents
12. 1 out of 591 
 
Tokyo Institute of Technology
 patents
where one patent can have more than one assignee

Years Active: 2003-2026

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Areas of Expertise:
Fuel Cell
Hydrogen Generation
Catalyst
Ammonia Synthesis
Electrode Assembly
Solid Electrolyte
Hydrogen Oxidation
Water Splitting
Nano-Column
Microphase-Separated Membrane
Carbon Nanofiber
Hydrazone Compound
49 patents (USPTO):Explore Patents
1. 12546022 - Film, film forming method, and surface-coated material (2026-02-10),
2. 12522931 - Fuel manufacturing method and fuel manufacturing apparatus (2026-01-13),
3. 12463214 - Negative electrode active material and battery (2025-11-04),
4. 11821101 - Film, film forming method, and surface-coated material (2023-11-21),
5. 10923780 - High pressure type hydride secondary battery (2021-02-16),
6. 10263271 - Redox type fuel cell (2019-04-16),
7. 9975115 - Photocatalyst for water splitting comprising gallium selenide and photoelectrode for water splitting comprising the same (2018-05-22),
8. 9840529 - Hydrogen oxidation catalyst (2017-12-12),
9. 9506400 - Hydrogen generator, ammonia-burning internal combustion engine, and fuel cell (2016-11-29),
10. 9341111 - Ammonia-engine system (2016-05-17),
11. 8986894 - Solid electrolyte including layered metal oxide, fuel cell including thereof, production method for solid electrolyte, and production method for electrode catalyst (2015-03-24),
12. 8945788 - Fuel cell system (2015-02-03),
13. 8940459 - Alkaline fuel cell electrode catalyst, alkaline fuel cell, manufacture method for alkaline fuel cell electrode catalyst, and manufacture method for alkaline fuel cell (2015-01-27),
14. 8932773 - Hydrogen generating apparatus and hydrogen generating method (2015-01-13),
15. 8815470 - Fuel cell catalyst, membrane electrode assembly and solid polymer electrolyte fuel cell (2014-08-26),

Title: Haruyuki Nakanishi: Pioneering Inventor from Susono

Introduction:

Haruyuki Nakanishi is a distinguished inventor hailing from Susono, Japan. His innovative spirit and dedication to technological advancements have made him a prominent figure in the world of patents and inventions.

Latest Patents:

Haruyuki Nakanishi holds several groundbreaking patents in various fields, showcasing his versatility and creativity as an inventor. His recent patents focus on cutting-edge technologies that have the potential to revolutionize industries.

Career Highlights:

Throughout his illustrious career, Haruyuki Nakanishi has consistently pushed the boundaries of innovation. His contributions have not only earned him recognition within the inventor community but have also made a significant impact on the technological landscape.

Collaborations:

Haruyuki Nakanishi has collaborated with leading research institutions, universities, and companies to bring his inventions to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of his projects.

Conclusion:

In conclusion, Haruyuki Nakanishi's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazing inventor. His remarkable achievements continue to inspire aspiring inventors and shape the future of technology.

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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