Hisashi Hiraishi

Person

Kyoto, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Two-phase stainless cast steel having high corrosion fatigue strength
- Patent number 4,561,890
- Issue date Dec 31, 1985
- Kubota Ltd.
- Hisashi Hiraishi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Non-magnetic alloy having high hardness and good weldability
- Patent number 4,484,958
- Issue date Nov 27, 1984
- Kubota, Ltd.
- Atsunobu Shintani
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Non-magnetic alloy having high hardness
- Patent number 4,441,926
- Issue date Apr 10, 1984
- Kubota Ltd.
- Hisashi Hiraishi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High Cr low Ni two-phased cast stainless steel
- Patent number 4,391,635
- Issue date Jul 5, 1983
- Kubota, Ltd.
- Shinichi Murakami
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Non-pick-up and heat resistant alloy
- Patent number 4,345,941
- Issue date Aug 24, 1982
- Kubota Ltd.
- Hisashi Hiraishi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High corrosion resistant and high strength medium Cr and low Ni sta...
- Patent number 4,224,061
- Issue date Sep 23, 1980
- Kubota Ltd.
- Hisashi Hiraishi
- C21 - METALLURGY OF IRON
Information Patent Grant
High corrosion resistant and high strength medium Cr and low Ni sta...
- Patent number 4,218,268
- Issue date Aug 19, 1980
- Kubota Ltd.
- Hisashi Hiraishi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Hisashi Hiraishi

Person

Patents Grantslast 30 patents

Two-phase stainless cast steel having high corrosion fatigue strength

Non-magnetic alloy having high hardness and good weldability

Non-magnetic alloy having high hardness

High Cr low Ni two-phased cast stainless steel

Non-pick-up and heat resistant alloy

High corrosion resistant and high strength medium Cr and low Ni sta...

High corrosion resistant and high strength medium Cr and low Ni sta...