Masahiro Dai

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Camera capable of detecting an abnormality
- Patent number 6,353,709
- Issue date Mar 5, 2002
- Olympus Optical Co., Ltd.
- Satoshi Miyazaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic film feeding apparatus for camera
- Patent number 5,430,513
- Issue date Jul 4, 1995
- Olympus Optical Co., Ltd.
- Yasuo Asakura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera using film having magnetic recording portion
- Patent number 5,343,264
- Issue date Aug 30, 1994
- Olympus Optical Co., Ltd.
- Junichi Itoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic recording system for camera using film with magnetic recor...
- Patent number 5,335,029
- Issue date Aug 2, 1994
- Olympus Optical Co., Ltd.
- Junichi Itoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY