Hidekazu Doi

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Omiya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hydroen absorbing Ni-based alloy and rechargeable alkaline battery
- Patent number 4,983,474
- Issue date Jan 8, 1991
- Mitsubishi Metal Corporation
- Hidekazu Doi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Hydrogen absorbing Ni,Zr-based alloy and rechargeable alkaline battery
- Patent number 4,898,794
- Issue date Feb 6, 1990
- Mitsubishi Metal Corporation
- Hidekazu Doi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...