Takeshi Saijo

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Patents Grantslast 30 patents

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ENCRYPTION DEVICE, DECRYPTION DEVICE, ENCRYPTION METHOD, DECRYPTION...
- Patent number 6,523,115
- Issue date Feb 18, 2003
- Matsushita Electric Industrial Co., Ltd.
- Takatoshi Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cryptographic processing apparatus cryptographic processing method...
- Patent number 6,501,840
- Issue date Dec 31, 2002
- Matsushita Electric Industrial Co., Ltd.
- Takeshi Saijo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Message receiving apparatus and message transmitting apparatus
- Patent number 6,496,930
- Issue date Dec 17, 2002
- Matsushita Electric Industrial Co., Ltd.
- Takatoshi Ono
- G06 - COMPUTING CALCULATING COUNTING