Tokuo Yokota

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Neyagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cards used for disk reproduction apparatus
- Patent number 6,201,772
- Issue date Mar 13, 2001
- Sanyo Electric Co., LTD
- Tokuo Yokota
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method and apparatus for disk reproduction, disk and cards used for...
- Patent number 6,002,654
- Issue date Dec 14, 1999
- Sanyo Electric Co., Ltd.
- Hitoshi Ogata
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Disk information reproduction apparatus and method using avoid band...
- Patent number 5,781,515
- Issue date Jul 14, 1998
- Sanyo Electric Co., Ltd.
- Hitoshi Ogata
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Audio device having control function with use of card
- Patent number 5,285,437
- Issue date Feb 8, 1994
- Sanyo Electric Co., Ltd.
- Tokuo Yokota
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Signal reproducing apparatus
- Publication number 20040174342
- Publication date Sep 9, 2004
- SANYO ELECTRIC CO., LTD.
- Tokuo Yokota
- G06 - COMPUTING CALCULATING COUNTING