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For the Inventor, By the Inventor

Yokohama, Japan

Ryosuke Yagi

This inventor holds 16 USPTO granted patents and 32 published patent applications and 2 EPO patents. Top assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki Kaisha. Active years: 2010-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryosuke Yagi. Retrieved from https://idiyas.com/inventor/ryosuke-yagi

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 = 37.5

 

Average Co-Inventor Count = 4.2

ph-index = 2

Forward Citations = 14(Granted Patents)


Location History:

  • Tokyo, JP (2011)
  • Kawasaki, JP (2010 - 2013)
  • Kanagawa-ken, JP (2016)
  • Kanagawa, JP (2019)
  • Yokohama, JP (2012 - 2021)
  • Yokohama Kanagawa, JP (2016 - 2023)

Company Filing History:

goldMedal16 out of 53,262 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal1 out of 6,290 
 
Toshiba Tec Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 2010-2025

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16 patents (USPTO):Explore Patents
1. 12313689 - Diagnosis method, diagnosis apparatus, and diagnosis system of battery, and non- transitory storage medium (2025-05-27),
2. 12224435 - Storage battery (2025-02-11),
3. 11650262 - Aging determination method of battery, aging determination apparatus of battery, management system of battery, battery-mounted device, and non-transitory storage medium (2023-05-16),
4. 10904472 - Transmission system (2021-01-26),
5. 10224585 - Battery heat radiation system, battery heat radiation unit (2019-03-05),
6. 10184674 - Vapor separator and dehumidifier using the same (2019-01-22),
7. 9777382 - Electrochemical cell, oxygen reduction device using the cell and refrigerator using the oxygen reduction device (2017-10-03),
8. 9632463 - Image forming apparatus (2017-04-25),
9. 9477189 - Belt fixing device having moisture absorbing member and image forming apparatus (2016-10-25),
10. 9312543 - Fuel cell (2016-04-12),
11. 9222708 - Magnetic refrigeration device and magnetic refrigeration system (2015-12-29),
12. 8597856 - Direct methanol fuel cell (2013-12-03),
13. 8263282 - Fuel cell system and control method thereof (2012-09-11),
14. 8124291 - Fuel cell system and control method thereof (2012-02-28),
15. 8053120 - Fuel cell system and control method thereof (2011-11-08),

Title: Ryosuke Yagi: Pioneering Inventor from Yokohama

Introduction: Ryosuke Yagi is a distinguished inventor hailing from Yokohama, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Ryosuke Yagi holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Yagi has worked with leading tech companies in Japan, spearheading research and development projects that have led to the creation of cutting-edge products and solutions.

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

Conclusion: Ryosuke Yagi's passion for innovation, coupled with his relentless drive to push the boundaries of technology, solidifies his position as a trailblazing inventor in the global landscape of invention and creativity.

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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