Tetsuya Ohsugi

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Total reflection X-ray fluorescence apparatus
- Patent number 5,249,216
- Issue date Sep 28, 1993
- Sumitomo Electric Industries, Ltd.
- Tetsuya Ohsugi
- G01 - MEASURING TESTING
Information Patent Grant
Total reflection X-ray fluorescence apparatus
- Patent number 5,220,591
- Issue date Jun 15, 1993
- Sumitomo Electric Industries, Ltd.
- Tetsuya Ohsugi
- G01 - MEASURING TESTING
Information Patent Grant
Total reflection X-ray fluorescence apparatus
- Patent number 5,109,396
- Issue date Apr 28, 1992
- Sumitomo Electric Industries, Ltd.
- Tetsuya Ohsugi