Yoshiro Ibaraki

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Niihari, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gas sensor for measuring air-fuel ratio and method of manufacturing...
- Patent number 5,032,248
- Issue date Jul 16, 1991
- Hitachi, Ltd.
- Masatoshi Kanamaru
- G01 - MEASURING TESTING
Information Patent Grant
Sensor for measurement of air/fuel ratio and method of manufacturing
- Patent number 4,915,814
- Issue date Apr 10, 1990
- Hitachi, Ltd.
- Takeshi Harada
- G01 - MEASURING TESTING
Information Patent Grant
Arc apparatus for producing ultrafine particles
- Patent number 4,732,369
- Issue date Mar 22, 1988
- Hitachi, Ltd.
- Takeshi Araya
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Oil separator
- Patent number 4,627,861
- Issue date Dec 9, 1986
- Hitachi, Ltd.
- Yoshiro Ibaraki
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method of manufacturing ultra-fine particles
- Patent number 4,619,691
- Issue date Oct 28, 1986
- Hitachi, Ltd.
- Takeshi Araya
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for manufacturing ultra-fine particles
- Patent number 4,610,718
- Issue date Sep 9, 1986
- Hitachi, Ltd.
- Takeshi Araya
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for heat treatment of titanium alloy
- Patent number 4,098,623
- Issue date Jul 4, 1978
- Hitachi, Ltd.
- Yoshiro Ibaraki
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...