HY

Hisashi Yamagishi

BC Bridgestone Sports Co.: 134 patents #3 of 224Top 2%
Bridgestone: 4 patents #601 of 2,860Top 25%
SS Sidel Participations S.A.S: 1 patents #171 of 310Top 60%
Overall (All Time): #7,200 of 4,157,543Top 1%
140
Patents All Time

Issued Patents All Time

Showing 76–100 of 140 patents

Patent #TitleCo-InventorsDate
6248028 Multi-piece solid golf ball Hiroshi Higuchi, Yasushi Ichikawa, Junji Hayashi, Akira Kawata 2001-06-19
6248027 Multi-piece solid golf ball Junji Hayashi, Hiroshi Higuchi 2001-06-19
6244978 Multi-piece solid golf ball Hiroshi Higuchi, Junji Hayashi, Shunichi Kashiwagi, Akira Kawata 2001-06-12
6231460 Multilayer structure solid golf ball Hiroshi Higuchi, Yasushi Ichikawa 2001-05-15
6231462 Solid golf ball Hiroshi Higuchi, Junji Hayashi 2001-05-15
6217462 Golf ball Takashi Maruko, Atsushi Nakamura, Yutaka Masutani 2001-04-17
6217463 Golf ball Takashi Maruko, Atsushi Nakamura, Yutaka Masutani 2001-04-17
6213893 Golf ball Takashi Maruko, Atsushi Nakamura, Yutaka Masutani 2001-04-10
6213896 Multi-piece solid golf ball Hiroshi Higuchi, Junji Hayashi, Shunichi Kashiwagi, Akira Kawata 2001-04-10
6210292 Multi-piece solid golf ball Hiroshi Higuchi, Junji Hayashi, Shunichi Kashiwagi, Akira Kawata 2001-04-03
6204333 Solid golf ball Hiroshi Higuchi, Yasushi Ichikawa, Junji Hayashi 2001-03-20
6174247 Multi-piece solid golf ball Hiroshi Higuchi, Yasushi Ichikawa, Junji Hayashi, Akira Kawata 2001-01-16
6142888 Multi-piece solid golf ball Hiroshi Higuchi, Yasushi Ichikawa 2000-11-07
6135898 Multi-piece solid golf ball Hiroshi Higuchi, Yasushi Ichikawa 2000-10-24
6129640 Multi-piece solid golf ball Hiroshi Higuchi, Yasushi Ichikawa 2000-10-10
6126558 Multi-piece solid golf ball Hiroshi Higuchi, Yasushi Ichikawa 2000-10-03
6123630 Multi-piece solid golf ball Junji Hayashi, Hiroshi Higuchi 2000-09-26
6117026 Multi-piece solid golf ball Junji Hayashi, Yasumasa Shimizu 2000-09-12
6056650 Multi-piece solid golf ball Junji Hayashi, Hiroshi Higuchi 2000-05-02
6045461 Two-piece solid golf ball Jun Shindo, Atsushi Nakamura 2000-04-04
6045460 Multi-piece solid golf ball Junji Hayashi, Hiroshi Higuchi 2000-04-04
6022279 Golf ball Yasushi Ichikawa, Shunichi Kashiwagi, Rinya Takesue, Akira Kawata 2000-02-08
5993332 Solid golf ball Yoshinori Egashira, Hideo Watanabe, Atsuki Kasashima 1999-11-30
5967908 Golf ball Hiroshi Higuchi, Yasushi Ichikawa, Junji Hayashi 1999-10-19
5899822 Three-piece solid golf ball Hiroshi Higuchi, Junji Hayashi, Nobuhiko Matsumura, Kunitoshi Ishihara 1999-05-04