Hirokazu Takaoka

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Broadcast receiving apparatus, broadcast receiving system, and meth...
- Patent number 7,509,024
- Issue date Mar 24, 2009
- Sony Corporation
- Hirokazu Takaoka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Record/reproduce apparatus having means for switching automatically...
- Patent number 5,359,463
- Issue date Oct 25, 1994
- Sony Corporation
- Yoshiki Shirochi
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for displaying a video signal
- Patent number 5,003,388
- Issue date Mar 26, 1991
- Sony Corporation
- Yoshiki Shirochi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Broadcast receiving apparatus, broadcast receiving system, and meth...
- Publication number 20050013584
- Publication date Jan 20, 2005
- Hirokazu Takaoka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE