KO

Keiji Ohama

SI Sumitomo Rubber Industries: 6 patents #4 of 139Top 3%
Overall (2004): #5,555 of 270,089Top 3%
6
Patents 2004

Issued Patents 2004

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6815507 Golf ball with improved shot feel without deterioration in durability and flight performance 2004-11-09
6805644 Three-piece solid golf ball Keiji Moriyama, Kazunari Yoshida, Satoshi Iwami 2004-10-19
6790148 Multi-piece solid golf ball and method of making the same Kazunari Yoshida, Keiji Moriyama, Hidenori Hiraoka, Takumi Nishino 2004-09-14
6726579 Multi-piece solid golf ball Takahiro Sajima, Seiichiro Endo 2004-04-27
6712718 Three-piece solid golf ball Seiichiro Endo 2004-03-30
6676540 Multi-piece solid golf ball 2004-01-13