JU

Junji Umezawa

BC Bridgestone Sports Co.: 6 patents #7 of 43Top 20%
📍 Chichibu, JP: #2 of 25 inventorsTop 8%
Overall (2011): #11,483 of 364,097Top 4%
6
Patents 2011

Issued Patents 2011

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8021249 Two-piece solid golf ball Hiroshi Higuchi, Katsunori Sato, Takuma Nakagawa 2011-09-20
7951017 Golf ball 2011-05-31
7938744 Multi-piece solid golf ball Kae Iizuka, Daisuke Arai, Hiroshi Higuchi 2011-05-10
7909710 Multi-piece solid golf ball Hiroshi Higuchi, Toru Ogawana, Hiroyuki Nagasawa 2011-03-22
7867419 Method for preparing golf ball and golf ball Takashi Ohira, Shinichi Hinomoto, Hideo Watanabe 2011-01-11
7862454 Golf ball 2011-01-04