Forward Citations = 0

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5 inventors (with patents filed for the assignee):

Toshiro Doi (1 out of 3 patents)

Tadakazu Miyashita (1 out of 9 patents)

Atsushi Kajikura (1 out of 7 patents)

4. Hideo Aida (1 out of 1 patent)

5. Hidetoshi Takeda (1 out of 1 patent)

1 patent: Sort by Forward Citations

#170 in Fukuoka

#15,745 in Japan

Toshiro Doi

Forward Citations = 0

5 inventors:

Toshiro Doi (1 out of 3 patents)

Tadakazu Miyashita (1 out of 9 patents)

Atsushi Kajikura (1 out of 7 patents)

4. Hideo Aida (1 out of 1 patent)

5. Hidetoshi Takeda (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Toshiro Doi. Retrieved from https://idiyas.com/company/toshiro-doi

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]