Masahisa Fujikake

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Fukuyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Methods for making an easy-opening can end
- Patent number 6,837,093
- Issue date Jan 4, 2005
- NKK Corporation
- Yuji Yamasaki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Easy opening can end and method for fabricating the same
- Patent number 6,435,368
- Issue date Aug 20, 2002
- NKK Corporation
- Yoichiro Yamanaka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Methods for making an easy-opening can end
- Publication number 20020170913
- Publication date Nov 21, 2002
- NKK Corporation
- Yuji Yamasaki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
EASY-OPENING CAN END
- Publication number 20020005408
- Publication date Jan 17, 2002
- YUJI YAMASAKI
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL