Sadami Tomita

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Katsuta, JP

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Patents Grantslast 30 patents

Information Patent Grant
Vacuum circuit breaker
- Patent number 4,547,639
- Issue date Oct 15, 1985
- Hitachi, Ltd.
- Ryuji Watanabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for producing metal ribbon
- Patent number 4,301,855
- Issue date Nov 24, 1981
- Hitachi, Ltd., Research Development Corporation of Japan
- Hideo Suzuki
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Light source excited by high frequency for Zeeman effect atomic abs...
- Patent number 4,253,038
- Issue date Feb 24, 1981
- Hitachi, Ltd.
- Akira Hosoya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic pole pieces for use in a nuclear magnetic resonance apparatus
- Patent number 4,217,568
- Issue date Aug 12, 1980
- Hitachi, Ltd.
- Akio Chiba
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Uniform magnetic field generating device
- Patent number 4,122,386
- Issue date Oct 24, 1978
- Hitachi, Ltd.
- Sadami Tomita
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for use in separation and recovery of non-magn...
- Patent number 4,106,627
- Issue date Aug 15, 1978
- Agency of Industrial Science and Technology
- Ryuji Watanabe
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...