Masayoshi Ishimaru

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Camera with exchangeable lens device
- Patent number 5,003,399
- Issue date Mar 26, 1991
- Sony Corporation
- Masayoshi Ishimaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Video signal reproducing apparatus utilizing field memory and delay...
- Patent number 4,933,774
- Issue date Jun 12, 1990
- Sony Corp.
- Masayoshi Ishimaru
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Recording and reproducing apparatus for time compressed video signa...
- Patent number 4,780,769
- Issue date Oct 25, 1988
- Sony Corporation
- Toshihiko Numakura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE