Isao Masuda

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Setagays, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pay broadcasting system with enhanced security against illegal acce...
- Patent number 6,714,649
- Issue date Mar 30, 2004
- Matsushita Electric Industrial Co., Ltd.
- Isao Masuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information transmission method and apparatus
- Patent number 6,243,469
- Issue date Jun 5, 2001
- Matsushita Electric Industrial Co., Ltd.
- Mitsuteru Kataoka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video signal processing apparatus with time base correction and inh...
- Patent number 5,303,046
- Issue date Apr 12, 1994
- Sony Corporation
- Isao Masuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video signal reproducing apparatus with means for producing a cross...
- Patent number 5,151,792
- Issue date Sep 29, 1992
- Sony Corporation
- Takao Yoshikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Comb filter, chrominance and luminance signal separating circuit fo...
- Patent number 4,750,033
- Issue date Jun 7, 1988
- Sony Corporation
- Tokuya Fukuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Color video signal processing apparatus for crosstalk elimination
- Patent number 4,731,674
- Issue date Mar 15, 1988
- Sony Corporation
- Tokuya Fukuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Electronic appliance and power supply identification method
- Publication number 20080007647
- Publication date Jan 10, 2008
- SONY CORPORATION
- Isao Masuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE