EPO Patents = 1

Forward Citations = 0

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3 inventors (with patents filed for the assignee):

Yotaro Kanayama (1 out of 5 patents)

Yuko Yagi (1 out of 1 patent)

Jun Tanaka (1 out of 78 patents)

4. Hiroko Kuratani (0 patent)

5. Tetsuharu Oobayashi (0 patent)

1 patent: Sort by Forward Citations

1. 11098442 - Water-repellent knitted fabric, method for producing water-repellent knitted fabric, clothing made of water-repellent knitted fabric, and layering including clothing (2021-08-24),

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USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#1,658 in Osaka

#15,759 in Japan

Osaka, Japan

Unitika Trading Co., Ltd.

Forward Citations = 0

3 inventors:

Yotaro Kanayama (1 out of 5 patents)

Yuko Yagi (1 out of 1 patent)

Jun Tanaka (1 out of 78 patents)

4. Hiroko Kuratani (0 patent)

5. Tetsuharu Oobayashi (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Unitika Trading Co., Ltd.. Retrieved from https://idiyas.com/company/unitika-trading-company

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]

1 patent (EPO):

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]