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USPTO Data Jan 1 1976 - Oct 27 2026
2 Patents
#1,148 in Osaka
#11,147 in Japan
Okada Shigyo Co., Ltd.
Forward Citations = 22
8 inventors:
Okada Shigyo Co., Ltd.
Calculating rank
EPO Patents = 1
Forward Citations = 22
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8 inventors (with patents filed for the assignee):
Hiroyuki Taketomi (1 out of 4 patents)
Shinichi Hirakawa (1 out of 2 patents)
Hirofumi Okada (1 out of 5 patents)
4. Hiroshi Sakai (1 out of 1 patent)
5. Yuji Hashitani (1 out of 1 patent)
6. Masaru Nakagawa (1 out of 1 patent)
7. Hideaki Okada (1 out of 1 patent)
8. Yasuaki Saito (1 out of 1 patent)
9. Hiroshi Sakai (0 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Okada Shigyo Co., Ltd.. Retrieved from https://idiyas.com/company/okada-shigyo-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]
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]
1 patent (EPO):
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]