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For the Inventor, By the Inventor

Hiroshima, Japan

Hiroshima City University

Calculating rank
USPTO Granted Patents = 3

% Expired Patents = 33.3


Forward Citations = 1

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11 inventors (with patents filed for the assignee):

goldMedal Ryusuke Sagawa (1 out of 5 patents)

silverMedal Daisuke Sato (1 out of 2 patents)

bronzeMedal Tomoko Nakatsuka (1 out of 1 patent)

4.  Hideyuki Aoki (1 out of 1 patent)

5.  Mikiko Kida (1 out of 1 patent)

6.  Kenta Yamada (1 out of 1 patent)

7.  Shoji Kaneko (1 out of 3 patents)

8.  Akimitsu Kugimiya (1 out of 1 patent)

9.  Ryo Furukawa (1 out of 6 patents)

10.  Hiroshi Kawasaki (1 out of 8 patents)

11.  Osamu Hiwaki (1 out of 1 patent)


3 patents:

1. 12527488 - Brain function measurement device and brain function measurement method (2026-01-20),
2. 10942187 - Method for quantifying amino acid and amino acid quantification kit (2021-03-09),
3. 9633439 - Image processing system, and image processing method (2017-04-25),
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USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#78 in Hiroshima, 729-3431

#8,938 in Japan

Hiroshima, JP
Hiroshima, Japan

Hiroshima City University

Forward Citations = 1

11 inventors:

goldMedal Ryusuke Sagawa (1 out of 5 patents)

silverMedal Daisuke Sato (1 out of 2 patents)

bronzeMedal Tomoko Nakatsuka (1 out of 1 patent)

4.  Hideyuki Aoki (1 out of 1 patent)

5.  Mikiko Kida (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hiroshima City University. Retrieved from https://idiyas.com/company/hiroshima-city-university

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

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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