RK

Ryuhei Kametani

KK Kametani Sangyo Kabushiki Kaisha: 6 patents #1 of 4Top 25%
BC Bridgestone Sports Co.: 5 patents #81 of 224Top 40%
Overall (All Time): #752,011 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7607993 Ink for golf ball, transfer printing film for golf ball and marked golf ball Takashi Ohira, Susumu Muta 2009-10-27
6748867 Marked golf ball and method for marking golf ball Takashi Ohira, Susumu Muta 2004-06-15
6554723 Golf ball Susumu Muta, Takashi Ohira 2003-04-29
6450900 Marked golf ball and method for marking a golf ball Takashi Ohira, Susumu Muta 2002-09-17
6217985 Transfer printing film and golf ball marked by the same Masaru Hirukawa, Susumu Muta, Takashi Ohira 2001-04-17
6120394 Marked golf ball and manufacturing process thereof 2000-09-19
6057043 Transfer printing film Masaru Hirukawa 2000-05-02