Company Badge
USPTO Data Jan 1 1976 - Oct 6 2026
1 Patents
#3 in Kinokawa
#15,732 in Japan
Dupo Seiko Corporation
Forward Citations = 0
3 inventors:
Dupo Seiko Corporation
Forward Citations = 0
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3 inventors (with patents filed for the assignee):
Tomoyuki Nagayama (1 out of 5 patents)
Tsuyoshi Miyano (1 out of 1 patent)
Kazuya Takitani (1 out of 3 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dupo Seiko Corporation. Retrieved from https://idiyas.com/company/dupo-seiko
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]
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]