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Tomoyuki Sakai
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Tsubame-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Golf club head and method for manufacturing the same
Patent number
8,911,303
Issue date
Dec 16, 2014
K.K. Endo Seisakusho
Tomoyuki Sakai
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
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Patent Application
GOLF CLUB HEAD AND METHOD FOR MANUFACTURING THE SAME
Publication number
20130143690
Publication date
Jun 6, 2013
K.K. ENDO Seisakusho
Tomoyuki Sakai
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
GOLF CLUB HEAD
Publication number
20130102412
Publication date
Apr 25, 2013
K.K. ENDO Seisakusho
Tomonari FUNAYAMA
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
IRON GOLF CLUB
Publication number
20090023513
Publication date
Jan 22, 2009
K.K. ENDO Seisakusho
Masaki SHIBATA
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
GOLF CLUB HEAD
Publication number
20080113825
Publication date
May 15, 2008
K.K. ENDO Seisakusho
Tomonari FUNAYAMA
A63 - SPORTS GAMES AMUSEMENTS