% Expired Patents = 100.0

Forward Citations = 0

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6 inventors (with patents filed for the assignee):

Junji Yamauchi (1 out of 1 patent)

Yasuhito Hanaki (1 out of 5 patents)

Kuniharu Iwamoto (1 out of 2 patents)

4. Toshiaki Matsuno (1 out of 1 patent)

5. Masahiko Okumura (1 out of 1 patent)

6. Henry J Kelm (1 out of 1 patent)

1 patent: Sort by Forward Citations

#213 in Shizuoka

#15,745 in Japan

Oishi Machine, Inc.

Forward Citations = 0

6 inventors:

Junji Yamauchi (1 out of 1 patent)

Yasuhito Hanaki (1 out of 5 patents)

Kuniharu Iwamoto (1 out of 2 patents)

4. Toshiaki Matsuno (1 out of 1 patent)

5. Masahiko Okumura (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Oishi Machine, Inc.. Retrieved from https://idiyas.com/company/oishi-machine

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]