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Inventors
Takeshi Nagayoshi
Tokyo
JP
2 patents
3 Patents
US12223071
2025
Protecting Device and Protecting Method
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US12026258
2024
Information Processing Device, Verification Method and Verification Program
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US11550894
2023
Confirmation System and Confirmation Method
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites