Kyoji Imagawa

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of and apparatus for measuring retardation of composite layer
- Patent number 5,627,645
- Issue date May 6, 1997
- New Oji Paper Co., Ltd.
- Kyoji Imagawa
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for measuring birefringence
- Patent number 5,504,581
- Issue date Apr 2, 1996
- Kanzaki Paper Manufacturing Company, Ltd.
- Shinichi Nagata
- G01 - MEASURING TESTING