Forward Citations = 33

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5 inventors (with patents filed for the assignee):

Nobuatsu Watanabe (2 out of 30 patents)

Tsuyoshi Nakajima (2 out of 12 patents)

Hiroaki Yamada (1 out of 1 patent)

4. Noboru Ohsawa (1 out of 1 patent)

5. Rika Hagiwara (1 out of 1 patent)

2 patents: Sort by Forward Citations

#2 in Nagaokakyo

#11,133 in Japan

Nobuatsu Watanabe

Forward Citations = 33

5 inventors:

Nobuatsu Watanabe (2 out of 30 patents)

Tsuyoshi Nakajima (2 out of 12 patents)

Hiroaki Yamada (1 out of 1 patent)

4. Noboru Ohsawa (1 out of 1 patent)

5. Rika Hagiwara (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nobuatsu Watanabe. Retrieved from https://idiyas.com/company/nobuatsu-watanabe

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]