Tokyo, Japan

Du Pont Toray

Calculating rank
USPTO Granted Patents = 3

Forward Citations = 23

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10 inventors (with patents filed for the assignee):

goldMedal Hideki Nakanishi (1 out of 7 patents)

silverMedal Kouichi Sawasaki (1 out of 5 patents)

bronzeMedal Masao Umezawa (1 out of 13 patents)

4.  Toshikazu Matsuda (1 out of 5 patents)

5.  Stephen Donald Moore (1 out of 4 patents)

6.  Tsutomu Watanabe (1 out of 2 patents)

7.  Mikio Ohno (1 out of 1 patent)

8.  Kouzou Imaeda (1 out of 1 patent)

9.  Takeji Furumai (1 out of 1 patent)

10.  Michihiro Kubo (1 out of 1 patent)


3 patents:

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USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#3,552 in Tokyo

#8,938 in Japan

Tokyo, JP
Tokyo, Japan
Forward Citations = 23

10 inventors:

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Du Pont Toray. Retrieved from https://idiyas.com/company/du-pont-toray

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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