Nagaichi Suga

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Shinjuku-ku, Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Illumination variable colorimetric method and colorimeter
- Patent number 6,661,915
- Issue date Dec 9, 2003
- Suga Test Instruments
- Nagaichi Suga
- G01 - MEASURING TESTING
Information Patent Grant
Weathering test apparatus having a long-arc type air-cooled vertica...
- Patent number 6,591,701
- Issue date Jul 15, 2003
- Suga Test Instruments Co., Ltd.
- Nagaichi Suga
- G01 - MEASURING TESTING
Information Patent Grant
Falling particle televising apparatus
- Patent number 4,766,488
- Issue date Aug 23, 1988
- Suga Test Instruments Co., Ltd.
- Nagaichi Suga
- G01 - MEASURING TESTING
Information Patent Grant
Rhombic-shaped scale device for use in judging discoloration, fadin...
- Patent number 4,715,716
- Issue date Dec 29, 1987
- Nagaichi Suga
- G01 - MEASURING TESTING
Information Patent Grant
Method of simply setting expansion regions for conversion of values...
- Patent number 4,620,792
- Issue date Nov 4, 1986
- Nagaichi Suga
- G01 - MEASURING TESTING
Information Patent Grant
Color displaying apparatus
- Patent number 4,185,920
- Issue date Jan 29, 1980
- Nagaichi Suga
- G01 - MEASURING TESTING