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Patent applications and USPTO patent grants for Okuyama; Hironobu.The latest application filed is for "encrypted communication device, encrypted communication system, encrypted communication method, and program".
Patent | Date |
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Encrypted communication device, encrypted communication system, encrypted communication method, and program Grant 11,388,001 - Yoshida , et al. July 12, 2 | 2022-07-12 |
Encrypted Communication Device, Encrypted Communication System, Encrypted Communication Method, And Program App 20210091946 - YOSHIDA; Reo ;   et al. | 2021-03-25 |
Software analysis protection method for changing the software pattern on the memory of a user terminal Grant 5,699,512 - Moriyasu , et al. December 16, 1 | 1997-12-16 |
Cipher key distribution system effectively preventing illegitimate use and charging of enciphered information Grant 5,651,066 - Moriyasu , et al. July 22, 1 | 1997-07-22 |
Method and apparatus for pattern recognition and display with optical correlator Grant 5,257,322 - Matsuoka , et al. October 26, 1 | 1993-10-26 |
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