Seikichi Akiyama

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Patents Grantslast 30 patents

Information Patent Grant
Single crystal scintillator
- Patent number 5,264,154
- Issue date Nov 23, 1993
- Hitachi Chemical Co., Ltd.
- Seikichi Akiyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Scintillator for radiation detection and process for producing the...
- Patent number 4,687,683
- Issue date Aug 18, 1987
- Hitachi Chemical Co. Ltd.
- Mitsuru Ishii
- G01 - MEASURING TESTING
Information Patent Grant
Scintillator for radiation detection and process for producing the...
- Patent number 4,543,485
- Issue date Sep 24, 1985
- Hitachi Chemical Company, Ltd.
- Mitsuru Ishii
- G01 - MEASURING TESTING