Alpha Kogyo K.k.

Calculating rank

Forward Citations = 3

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11 inventors (with patents filed for the assignee):

Shinsuke Yamazaki (1 out of 3 patents)

Yukihiko Oigawa (1 out of 1 patent)

Fervinia Hipolito Romero (1 out of 1 patent)

4. Yasuyuki Kai (1 out of 2 patents)

5. Shinjiro Taniguchi (1 out of 1 patent)

6. Shinji Sato (1 out of 2 patents)

7. Fabinia H Romero (1 out of 1 patent)

8. Yoshiko Nishijima (1 out of 1 patent)

9. Haruo Hamaki (1 out of 1 patent)

10. Taro Niki (1 out of 1 patent)

11. Yasunori Motegi (1 out of 1 patent)

2 patents: Sort by Forward Citations

#400 in Kanagawa

#11,147 in Japan

Forward Citations = 3

11 inventors:

Shinsuke Yamazaki (1 out of 3 patents)

Yukihiko Oigawa (1 out of 1 patent)

Fervinia Hipolito Romero (1 out of 1 patent)

4. Yasuyuki Kai (1 out of 2 patents)

5. Shinjiro Taniguchi (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Alpha Kogyo K.k.. Retrieved from https://idiyas.com/company/alpha-kogyo-k-k

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]