Hiroyuki Tsumazawa

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Sakai, JP

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Patents Grantslast 30 patents

Information Patent Grant
Camera
- Patent number 5,258,798
- Issue date Nov 2, 1993
- Minolta Camera Kabushiki Kaisha
- Takashi Iida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video camera having an indicator for warning of the occurrence of m...
- Patent number 5,189,524
- Issue date Feb 23, 1993
- Minolta Camera Kabushiki Kaisha
- Tadahiro Yoshida
- G11 - INFORMATION STORAGE
Information Patent Grant
Video camera with automatically movable microphone
- Patent number 4,862,279
- Issue date Aug 29, 1989
- Minolta Camera Kabushiki Kaisha
- Hiroyuki Tsumazawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Camera
- Patent number 4,847,650
- Issue date Jul 11, 1989
- Minolta Camera Kabushiki Kaisha
- Takashi Iida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Camera
- Patent number 4,816,860
- Issue date Mar 28, 1989
- Minolta Camera Kabushiki Kaisha
- Takashi Iida
- G02 - OPTICS
Information Patent Grant
Trigger device for sound motion picture cameras
- Patent number 4,165,926
- Issue date Aug 28, 1979
- Minolta Camera Kabushiki Kaisha
- Hiroyuki Tsumazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY