Kozo Tsunoyama

Person

Chiba, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Cold rolled steel sheets having improved spot weldability
- Patent number 5,089,068
- Issue date Feb 18, 1992
- Kawasaki Steel Corporation
- Susumu Okada
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for producing cold rolled steel sheets having improved spot...
- Patent number 4,889,566
- Issue date Dec 26, 1989
- Kawasaki Steel Corporation
- Susumu Okada
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of manufacturing formable as-rolled thin steel sheets
- Patent number 4,861,390
- Issue date Aug 29, 1989
- Kawasaki Steel Corporation
- Susumu Satoh
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of manufacturing cold-rolled steel sheets
- Patent number 4,818,299
- Issue date Apr 4, 1989
- Kawasaki Steel Corporation
- Susumu Sato
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of producing thin steel sheets having an improved processabi...
- Patent number 4,793,401
- Issue date Dec 27, 1988
- Kawasaki Steel Corporation
- Saiji Matsuoka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Cold rolled steel sheets having an improved press formability
- Patent number 4,775,599
- Issue date Oct 4, 1988
- Kawasaki Steel Corporation
- Saiji Matsuoka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Cold-rolled steel sheets
- Patent number 4,750,952
- Issue date Jun 14, 1988
- Kawasaki Steel Corporation
- Susumu Sato
- C21 - METALLURGY OF IRON
Information Patent Grant
Production of formable thin steel sheet excellent in ridging resist...
- Patent number 4,676,844
- Issue date Jun 30, 1987
- Kawasaki Steel Corporation
- Susumu Satoh
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Process of making plated wire for reinforcing rubber goods
- Patent number 4,304,113
- Issue date Dec 8, 1981
- Kawasaki Steel Corporation
- Masamitsu Takei
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Kozo Tsunoyama

Person

Patents Grantslast 30 patents

Cold rolled steel sheets having improved spot weldability

Method for producing cold rolled steel sheets having improved spot...

Method of manufacturing formable as-rolled thin steel sheets

Method of manufacturing cold-rolled steel sheets

Method of producing thin steel sheets having an improved processabi...

Cold rolled steel sheets having an improved press formability

Cold-rolled steel sheets

Production of formable thin steel sheet excellent in ridging resist...

Process of making plated wire for reinforcing rubber goods