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USPTO Data Jan 1 1976 - Oct 27 2026
1 Patents
#6,105 in Tokyo
#15,762 in Japan
Siseido Co., Ltd.
Forward Citations = 3
4 inventors:
Siseido Co., Ltd.
Calculating rank
Forward Citations = 3
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4 inventors (with patents filed for the assignee):
Riichi Ogawa (1 out of 12 patents)
Takamitsu Nozawa (1 out of 38 patents)
Toshio Taguchi (1 out of 2 patents)
4. Masami Hamaguchi (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Siseido Co., Ltd.. Retrieved from https://idiyas.com/company/siseido-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]
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]