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Keiichiro Oishi
OSAKA, JP
1. 20090260727 Sn-CONTAINING COPPER ALLOY AND METHOD OF MANUFACTURING THE SAME 10-22-20092. 20090016927 BRASS ALLOY AS RAW MATERIALS FOR SEMI SOLID METAL CASTING 01-15-2009
3. 20090014097 COPPER ALLOY CASTING HAVING EXCELLENT MACHINABILITY, STRENGTH, WEAR RESISTANCE AND CORROSION RESISTANCE AND METHOD OF CASTING THE SAME 01-15-2009
4. 20080253924 Master Alloy for Casting a Modified Copper Alloy and Casting Method Using the Same 10-16-2008
5. 20080216759 Structure Used in Seawater, Copper Alloy Wire or Bar Forming the Structure, and Method for Manufacturing the Copper Alloy Wire or Bar 09-11-2008