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USPTO Data Jan 1 1976 - Oct 13 2026
2 Patents
#4,366 in Tokyo
#11,133 in Japan
Tone Corporation
Forward Citations = 6
5 inventors:
Tone Corporation
Forward Citations = 6
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5 inventors (with patents filed for the assignee):
Taro Watanabe (2 out of 14 patents)
Hiroyuki Kawasaki (1 out of 28 patents)
Yoshio Akiyama (1 out of 1 patent)
4. Osamu Miyamoto (1 out of 1 patent)
5. Nobuhisa Ikeda (1 out of 1 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tone Corporation. Retrieved from https://idiyas.com/company/tone
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]