SK

Shunichi Kashiwagi

BC Bridgestone Sports Co.: 28 patents #31 of 224Top 15%
📍 Chichibu, JP: #10 of 144 inventorsTop 7%
Overall (All Time): #132,871 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
6716117 Multi-piece solid golf ball Yasushi Ichikawa, Rinya Takesue 2004-04-06
6616552 Golf ball Rinya Takesue, Yasushi Ichikawa, Nobuhiko Sato 2003-09-09
6582325 Solid golf balls and method of making Yasushi Ichikawa, Rinya Takesue, Nobuhiko Matsumura, Kunitoshi Ishihara 2003-06-24
6525139 Golf ball Rinya Takesue, Yasushi Ichikawa 2003-02-25
6417282 Golf ball and cover stock Rinya Takesue, Yasushi Ichikawa 2002-07-09
6384135 Golf ball cover stocks and golf balls Rinya Takesue, Yasushi Ichikawa 2002-05-07
6334819 Multi-piece solid golf ball Yasushi Ichikawa, Rinya Takesue 2002-01-01
6329458 Golf ball cover compositions and golf balls Rinya Takesue, Yasushi Ichikawa 2001-12-11
6319152 Golf ball Rinya Takesue, Yasushi Ichikawa 2001-11-20
6299551 Multi-piece solid golf ball Hiroshi Higuchi, Hisashi Yamagishi, Junji Hayashi, Akira Kawata 2001-10-09
6268437 Golf ball and cover stock Rinya Takesue, Yasushi Ichikawa 2001-07-31
6251991 Golf ball cover stocks and golf balls Rinya Takesue, Yasushi Ichikawa 2001-06-26
6244978 Multi-piece solid golf ball Hiroshi Higuchi, Hisashi Yamagishi, Junji Hayashi, Akira Kawata 2001-06-12
6213896 Multi-piece solid golf ball Hiroshi Higuchi, Hisashi Yamagishi, Junji Hayashi, Akira Kawata 2001-04-10
6210292 Multi-piece solid golf ball Hiroshi Higuchi, Hisashi Yamagishi, Junji Hayashi, Akira Kawata 2001-04-03
6179728 Golf ball Yasushi Ichikawa, Rinya Takesue 2001-01-30
6130294 Golf ball Yasushi Ichikawa, Yoshinori Egashira 2000-10-10
6123628 Solid golf balls and method of making Yasushi Ichikawa, Rinya Takesue, Nobuhiko Matsumura, Kunitoshi Ishihara 2000-09-26
6120392 Golf ball Yasushi Ichikawa, Rinya Takesue 2000-09-19
6063869 Golf ball Yasushi Ichikawa, Rinya Takesue 2000-05-16
6037419 Golf ball Rinya Takesue, Yasushi Ichikawa 2000-03-14
6034182 Golf ball cover stocks and golf balls Yasushi Ichikawa, Rinya Takesue 2000-03-07
6022279 Golf ball Hisashi Yamagishi, Yasushi Ichikawa, Rinya Takesue, Akira Kawata 2000-02-08
5994472 Ionomer covered golf ball Yoshinori Egashira, Yasushi Ichikawa 1999-11-30
5977264 Golf ball Yasushi Ichikawa, Rinya Takesue 1999-11-02