Makiko Yanagisawa

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Zinc powders for use in batteries and a secondary alkaline zinc bat...
- Patent number 5,837,402
- Issue date Nov 17, 1998
- Dowa Mining Co., Ltd.
- Kiyoshi Araki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gallium based active material for the negative electrode, a negativ...
- Patent number 5,462,821
- Issue date Oct 31, 1995
- Dowa Mining Co., Ltd.
- Takashi Onoue
- H01 - BASIC ELECTRIC ELEMENTS