Yasuo Ohtani

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Calcination furnace
- Patent number 5,703,901
- Issue date Dec 30, 1997
- TDK Corporation
- Yasuo Ohtani
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Calcination furnace
- Patent number 5,559,826
- Issue date Sep 24, 1996
- TDK Corporation
- Yasuo Ohtani
- F27 - FURNACES KILNS OVENS RETORTS