MY

Masatoshi Yokota

SI Sumitomo Rubber Industries: 35 patents #31 of 1,637Top 2%
SL Sri Sports Limited: 30 patents #7 of 176Top 4%
TA Takata: 8 patents #78 of 608Top 15%
DC Dunlop Sports Co.: 7 patents #44 of 168Top 30%
JG Joyson Safety Systems Japan G.K.: 2 patents #8 of 53Top 20%
KA Kao: 1 patents #1,961 of 3,221Top 65%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
Overall (All Time): #21,072 of 4,157,543Top 1%
83
Patents All Time

Issued Patents All Time

Showing 76–83 of 83 patents

Patent #TitleCo-InventorsDate
5800287 Solid golf ball Keiji Moriyama, Mikio Yamada 1998-09-01
5795247 Solid golf ball Keiji Moriyama, Satoshi Iwami 1998-08-18
5776013 Solid golf ball Seiichiro Endo, Keiji Moriyama, Kuniyasu Horiuchi 1998-07-07
5713802 Golf ball having two-layer cover structure Keiji Moriyama, Satoshi Iwami 1998-02-03
5702312 Solid golf ball Kuniyasu Horiuchi, Seiichiro Endo, Keiji Moriyama 1997-12-30
5697856 Solid golf ball and process for producing the same Keiji Moriyama, Hidenori Hiraoka, Kazushige Sugimoto, Satoshi Iwami 1997-12-16
5695414 Coated golf ball 1997-12-09
5607366 Two-piece golf ball Kuniyasu Horiuchi, Hidenori Hiraoka, Mikio Yamada 1997-03-04