KO

Keiji Ohama

SI Sumitomo Rubber Industries: 9 patents #2 of 140Top 2%
Overall (2003): #2,247 of 273,478Top 1%
9
Patents 2003

Issued Patents 2003

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6659888 Three-piece solid golf ball Seiichiro Endo 2003-12-09
6645090 Multi-piece solid golf ball Seiichiro Endo 2003-11-11
6576707 Multi-piece solid golf ball Seiichiro Endo 2003-06-10
6572493 Multi-piece solid golf ball 2003-06-03
6561923 Colored golf ball Hidenori Hiraoka 2003-05-13
6558276 Method of making a solid golf ball Masatoshi Yokota 2003-05-06
6558275 Three-piece solid golf ball 2003-05-06
6520872 Three-piece solid golf ball Seiichiro Endo 2003-02-18
6521711 Multi-piece solid golf ball Keiji Moriyama, Kazunari Yoshida, Satoshi Iwami 2003-02-18