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For the Inventor, By the Inventor

Tokyo, Japan

Kortuc Inc

Calculating rank
USPTO Granted Patents = 2


Trademarks = 2

Forward Citations = 0

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5 inventors (with patents filed for the assignee):

goldMedal Shogo Yamashita (1 out of 2 patents)

silverMedal Hideki Oda (1 out of 1 patent)

bronzeMedal Norikazu Yokota (1 out of 1 patent)

4.  Ryo Akima (1 out of 1 patent)

5.  Yasuhiro Ogawa (1 out of 2 patents)

6.  Shiho Tokuhiro (1 out of 1 patent)

7.  Hideki Oda (0 patent)


2 patents:

1. 12201816 - Hydrogen peroxide solution-prefilled syringe with excellent hydrogen peroxide preservation due to silicone oil included in oil composition (2025-01-21),
2. 12109232 - Radiation/chemotherapy sensitizer to be used for intratumoral local injection and for controlled release of hydrogen peroxide with hydrogel as carrier (2024-10-08),
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USPTO Data Jan 1 1976 - Oct 27 2026

2 Patents

#4,375 in Tokyo

#11,147 in Japan

Tokyo, JP
Tokyo, Japan

Kortuc Inc

Forward Citations = 0

5 inventors:

goldMedal Shogo Yamashita (1 out of 2 patents)

silverMedal Hideki Oda (1 out of 1 patent)

bronzeMedal Norikazu Yokota (1 out of 1 patent)

4.  Ryo Akima (1 out of 1 patent)

5.  Yasuhiro Ogawa (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kortuc Inc. Retrieved from https://idiyas.com/company/kortuc

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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