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USPTO Data Jan 1 1976 - Oct 20 2026
2 Patents
#54 in Niigata
#11,139 in Japan
Takei Scientific Instruments Co., Ltd.
Forward Citations = 6
9 inventors:
Takei Scientific Instruments Co., Ltd.
Calculating rank
% Expired Patents = 100.0
Forward Citations = 6
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9 inventors (with patents filed for the assignee):
Toshihiko Shiraishi (2 out of 3 patents)
Hiroshi Ishii (2 out of 5 patents)
Kenichi Honda (2 out of 2 patents)
4. Hajime Watanabe (2 out of 2 patents)
5. Kouichi Yamada (2 out of 2 patents)
6. Yasuyuki Murayama (2 out of 2 patents)
7. Shin Morishita (2 out of 3 patents)
8. Shizuo Takatou (1 out of 1 patent)
9. Sizuo Takatou (1 out of 1 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Takei Scientific Instruments Co., Ltd.. Retrieved from https://idiyas.com/company/takei-scientific-instruments-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]