ET

Eiji Takehana

BC Bridgestone Sports Co.: 47 patents #22 of 224Top 10%
📍 Chichibu, JP: #7 of 144 inventorsTop 5%
Overall (All Time): #60,932 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 26–47 of 47 patents

Patent #TitleCo-InventorsDate
7803874 Golf ball material, golf ball and method for preparing golf ball material Yoshinori Egashira 2010-09-28
7700689 Golf ball material, golf ball and method for preparing golf ball material Yoshinori Egashira 2010-04-20
7637824 Golf ball Jun Shindo, Kae Yamazaki 2009-12-29
7635730 Golf ball material, golf ball, and method for preparing golf ball material Yoshinori Egashira 2009-12-22
7591739 Golf ball material, golf ball, and method for preparing golf ball material Yoshinori Egashira 2009-09-22
7572195 Golf ball material and golf ball Yoshinori Egashira, Kae Yamazaki 2009-08-11
7563182 Polymer composition and golf ball made using the same Jun Shindo, Kae Yamazaki 2009-07-21
7563179 Golf ball Jun Shindo, Kae Yamazaki 2009-07-21
7559856 Golf ball Jun Shindo, Kae Yamazaki 2009-07-14
7514505 Golf ball material, golf ball and method for preparing golf ball material Yoshinori Egashira 2009-04-07
7407449 Golf ball Jun Shindo, Kae Yamazaki 2008-08-05
7393288 Golf ball material, golf ball and method for preparing golf ball material Yoshinori Egashira 2008-07-01
7393289 Golf ball material, golf ball and method for preparing golf ball material Yoshinori Egashira 2008-07-01
7303490 Golf ball and making method Rinya Takesue, Hiroyuki Nagasawa, Toshihiko Manami 2007-12-04
7278931 Golf ball Toshihiko Manami 2007-10-09
7267623 Golf ball Toshihiko Manami 2007-09-11
7090799 Golf ball and method for preparing golf ball Rinya Takesue, Hiroyuki Nagasawa, Toshihiko Manami 2006-08-15
7048650 Golf ball Yasushi Ichikawa, Rinya Takesue 2006-05-23
6992145 Golf ball Yasushi Ichikawa, Rinya Takesue 2006-01-31
6818701 Golf ball Yasushi Ichikawa, Rinya Takesue 2004-11-16
6579939 Golf ball Yasushi Ichikawa, Rinya Takesue, Yoko Furuta 2003-06-17
6569037 Golf ball Yasushi Ichikawa, Rinya Takesue 2003-05-27