Naya Eizo

Person

Amagasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Vacuum switch contact material and method of manufacturing it
- Patent number 5,225,381
- Issue date Jul 6, 1993
- Mitsubishi Denki Kabushiki Kaisha
- Eizo Naya
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of manufacturing vacuum switch contact material from Cr.sub....
- Patent number 5,130,068
- Issue date Jul 14, 1992
- Mitsubishi Denki Kabushiki Kaisha
- Eizo Naya
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Sintered electric contact material for vacuum switch tube and proce...
- Patent number 5,019,156
- Issue date May 28, 1991
- Mitsubishi Denki Kabushiki Kaisha
- Eizo Naya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum switch contact materials and the manufacturing methods
- Patent number 4,971,866
- Issue date Nov 20, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Eizo Naya
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Contact material for vacuum circuit breaker
- Patent number 4,927,989
- Issue date May 22, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Eizo Naya
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Vacuum breaker
- Patent number 4,926,017
- Issue date May 15, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Shinichi Aoki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact for vacuum interrupter
- Patent number 4,870,231
- Issue date Sep 26, 1989
- Mitsubishi Denki Kabushiki Kaisha
- Eizo Naya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact material for vacuum interrupter
- Patent number 4,853,184
- Issue date Aug 1, 1989
- Mitsubishi Denki Kabushiki Kaisha
- Naya Eizo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Thermal head
- Patent number 4,827,289
- Issue date May 2, 1989
- Mitsubishi Denki Kabushiki Kaisha
- Shiro Tsuji
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Contact material for vacuum circuit breaker
- Patent number 4,784,829
- Issue date Nov 15, 1988
- Mitsubishi Denki Kabushiki Kaisha
- Mitsuhiro Okumura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact material for vacuum circuit breaker
- Patent number 4,677,264
- Issue date Jun 30, 1987
- Mitsubishi Denki Kabushiki Kaisha
- Mitsuhiro Okumura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Contact material for vacuum circuit breaker
- Patent number 4,626,282
- Issue date Dec 2, 1986
- Mitsubishi Denki Kabushiki Kaisha
- Eizo Naya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact material for vacuum circuit breaker
- Patent number 4,575,451
- Issue date Mar 11, 1986
- Mitsubishi Denki Kabushiki Kaisha
- Eizo Naya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact material for vacuum circuit interrupter
- Patent number 4,540,861
- Issue date Sep 10, 1985
- Mitsubishi Denki Kabushiki Kaisha
- Mitsuhiro Okumura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Electrode composition for vacuum switch
- Patent number 4,537,743
- Issue date Aug 27, 1985
- Mitsubishi Denki Kabushiki Kaisha
- Takashi Yamanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact material for vacuum circuit breaker
- Patent number 4,517,033
- Issue date May 14, 1985
- Mitsubishi Denki Kabushiki Kaisha
- Mitsuhiro Okumura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrode composition for vacuum switch
- Patent number 4,499,009
- Issue date Feb 12, 1985
- Mitsubishi Denki Kabushiki Kaisha
- Takashi Yamanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact for vacuum circuit breaker
- Patent number 4,486,631
- Issue date Dec 4, 1984
- Mitsubishi Denki Kabushiki Kaisha
- Eizo Naya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contactor for vacuum type circuit interrupter
- Patent number 4,424,429
- Issue date Jan 3, 1984
- Mitsubishi Denki Kabushiki Kaisha
- Takashi Yamanaka
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Person

Patents Grantslast 30 patents

Vacuum switch contact material and method of manufacturing it

Method of manufacturing vacuum switch contact material from Cr.sub....

Sintered electric contact material for vacuum switch tube and proce...

Vacuum switch contact materials and the manufacturing methods

Contact material for vacuum circuit breaker

Vacuum breaker

Contact for vacuum interrupter

Contact material for vacuum interrupter

Thermal head

Contact material for vacuum circuit breaker

Contact material for vacuum circuit breaker

Contact material for vacuum circuit breaker

Contact material for vacuum circuit breaker

Contact material for vacuum circuit interrupter

Electrode composition for vacuum switch

Contact material for vacuum circuit breaker

Electrode composition for vacuum switch

Contact for vacuum circuit breaker

Contactor for vacuum type circuit interrupter