Hirohumi Tanaka

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing fluorapatite and a moisture sensitive resistor...
- Patent number 4,971,739
- Issue date Nov 20, 1990
- Nichia Kagaku Kogyo K.K.
- Noboru Ichinose
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of producing fluorapatite
- Patent number 4,855,118
- Issue date Aug 8, 1989
- Nichia Kagaku Kogyo K.K.
- Noboru Ichinose
- C01 - INORGANIC CHEMISTRY