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Masatoshi Banji
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Kobe, JP
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last 30 patents
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Patent Grant
Molds for forming golf balls
Patent number
5,458,473
Issue date
Oct 17, 1995
Sumitomo Rubber Industries, Ltd.
Masatoshi Banji
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for manufacturing master of die for shaping golf ball
Patent number
5,406,043
Issue date
Apr 11, 1995
Sumitomo Rubber Industries, Ltd.
Masatoshi Banji
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for manufacturing golf club heads or their prototypes
Patent number
5,368,422
Issue date
Nov 29, 1994
Sumitomo Rubber Industries, Inc.
Masatoshi Banji
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR