YE

Yoshinori Egashira

BC Bridgestone Sports Co.: 43 patents #24 of 224Top 15%
Bridgestone: 7 patents #326 of 2,860Top 15%
📍 Kodaira, JP: #17 of 1,073 inventorsTop 2%
Overall (All Time): #54,826 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 1–25 of 50 patents

Patent #TitleCo-InventorsDate
8802778 Golf ball material, golf ball and method for preparing golf ball material Jun Shindo, Eiji Takehana 2014-08-12
8461268 Golf ball material, golf ball and method for preparing golf ball material Eiji Takehana 2013-06-11
8450419 Golf ball material, golf ball, and method for preparing golf ball material Eiji Takehana 2013-05-28
8362149 Golf ball material, golf ball and method for preparing golf ball material Jun Shindo, Eiji Takehana, Hiroyuki Nagasawa 2013-01-29
8288476 Golf ball material, golf ball and method for preparing golf ball material Eiji Takehana 2012-10-16
8158708 Golf ball material, golf ball and method for preparing golf ball material Jun Shindo, Eiji Takehana 2012-04-17
8106134 Golf ball and method of improving golf ball performance Jun Shindo, Eiji Takehana, Takashi Ohira 2012-01-31
8106115 Golf ball material, golf ball and method for preparing golf ball material Eiji Takehana 2012-01-31
8106125 Golf ball material, golf ball and method for preparing golf ball material Jun Shindo, Eiji Takehana, Hiroyuki Nagasawa 2012-01-31
8071684 Golf ball material, golf ball and method for preparing golf ball material Jun Shindo, Eiji Takehana, Hiroyuki Nagasawa 2011-12-06
8053524 Golf ball material, golf ball and method for preparing golf ball material Eiji Takehana 2011-11-08
RE42801 Three-piece solid golf ball Hiroshi Higuchi, Hisashi Yamagishi, Tadatoshi Yamada 2011-10-04
RE42752 Three-piece solid golf ball Hiroshi Higuchi, Hisashi Yamagishi, Tadatoshi Yamada 2011-09-27
7892112 Golf ball material, golf ball and method for preparing golf ball material Eiji Takehana 2011-02-22
7892113 Golf ball Eiji Takehana 2011-02-22
7871341 Golf ball material, golf ball and method for preparing golf ball material Eiji Takehana 2011-01-18
7851527 Golf ball material, golf ball, and method for preparing golf ball material Eiji Takehana, Kae Yamazaki 2010-12-14
7803874 Golf ball material, golf ball and method for preparing golf ball material Eiji Takehana 2010-09-28
7794641 Method for producing golf ball Hiroyuki Nagasawa, Yoshihiro Yamana, Hidekazu Saito, Hiroki Kimura 2010-09-14
7700689 Golf ball material, golf ball and method for preparing golf ball material Eiji Takehana 2010-04-20
7635730 Golf ball material, golf ball, and method for preparing golf ball material Eiji Takehana 2009-12-22
7601290 Method for producing golf ball Hiroyuki Nagasawa, Yoshihiro Yamana, Hidekazu Saito, Hiroki Kimura 2009-10-13
7591739 Golf ball material, golf ball, and method for preparing golf ball material Eiji Takehana 2009-09-22
7572195 Golf ball material and golf ball Eiji Takehana, Kae Yamazaki 2009-08-11
7514505 Golf ball material, golf ball and method for preparing golf ball material Eiji Takehana 2009-04-07