Yashichi Ooyagi

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Patents Grantslast 30 patents

Information Patent Grant
Steel strip for three-piece can body, production process thereof an...
- Patent number 5,820,954
- Issue date Oct 13, 1998
- Nippon Steel Corporation
- Yashichi Ooyagi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Process for producing a print laminated steel strip used for the ma...
- Patent number 5,597,436
- Issue date Jan 28, 1997
- Nippon Steel Corporation
- Yashichi Ooyagi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...