Yoshiroh Nagai

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Spectrometer provided with an optical shutter
- Patent number 5,631,735
- Issue date May 20, 1997
- Minolta Co., Ltd.
- Yoshiroh Nagai
- G01 - MEASURING TESTING
Information Patent Grant
Spectrometer provided with an optical shutter
- Patent number 5,570,180
- Issue date Oct 29, 1996
- Minolta Co., Ltd.
- Yoshiroh Nagai
- G01 - MEASURING TESTING
Information Patent Grant
Spectrometer provided with an optical shutter
- Patent number 5,457,530
- Issue date Oct 10, 1995
- Minolta Co., Ltd.
- Yoshiroh Nagai
- G01 - MEASURING TESTING