Forward Citations = 71

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7 inventors (with patents filed for the assignee):

Akihiro Takagi (1 out of 23 patents)

Izumi Ichinose (1 out of 4 patents)

Daishiro Oka (1 out of 1 patent)

4. Yoshinori Koiwa (1 out of 1 patent)

5. Shoroku Takeda (1 out of 1 patent)

6. Shunichi Onishi (1 out of 1 patent)

7. Shozo Makagawa (1 out of 1 patent)

3 patents: Sort by Forward Citations

#3,547 in Tokyo

#8,929 in Japan

Asaka Company Limited

Forward Citations = 71

7 inventors:

Akihiro Takagi (1 out of 23 patents)

Izumi Ichinose (1 out of 4 patents)

Daishiro Oka (1 out of 1 patent)

4. Yoshinori Koiwa (1 out of 1 patent)

5. Shoroku Takeda (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Asaka Company Limited. Retrieved from https://idiyas.com/company/asaka-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]