Alpron Co., Ltd.

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% Expired Patents = 100.0

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

Shuji Horie (1 out of 1 patent)

Hideyuki Matsuda (1 out of 8 patents)

Takumi Suizu (1 out of 1 patent)

4. Masatoshi Sakamoto (1 out of 1 patent)

1 patent: Sort by Forward Citations

#6,110 in Tokyo

#15,774 in Japan

Forward Citations = 0

4 inventors:

Shuji Horie (1 out of 1 patent)

Hideyuki Matsuda (1 out of 8 patents)

Takumi Suizu (1 out of 1 patent)

4. Masatoshi Sakamoto (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Alpron Co., Ltd.. Retrieved from https://idiyas.com/company/alpron-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]