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 26–50 of 140 patents

Patent #TitleCo-InventorsDate
6939250 Multi-piece golf ball Junji Hayashi, Yasumasa Shimizu, Yasushi Ichikawa 2005-09-06
6855072 Multi-piece solid golf ball Hiroshi Higuchi, Junji Hayashi, Akira Kawata 2005-02-15
6780125 Multi-piece solid golf ball Hiroshi Higuchi, Junji Hayashi, Akira Kawata 2004-08-24
6761646 Multi-piece solid golf ball Hiroshi Higuchi, Junji Hayashi, Akira Kawata 2004-07-13
6758765 Multi-piece golf ball Junji Hayashi, Yasumasa Shimizu, Yasushi Ichikawa 2004-07-06
6743122 Multi-piece solid golf ball Junji Hayashi, Hiroshi Higuchi, Yasumasa Shimizu 2004-06-01
6729974 Two-piece golf ball Junji Hayashi, Yasumasa Shimizu, Yasushi Ichikawa 2004-05-04
6726578 Two-piece golf ball Junji Hayashi, Yasumasa Shimizu, Yasushi Ichikawa 2004-04-27
6712717 Solid golf ball Atsushi Nakamura, Takashi Maruko 2004-03-30
6705958 Golf ball Junji Hayashi, Yutaka Masutani 2004-03-16
6659890 Multi-piece solid golf ball Hiroshi Higuchi, Yasushi Ichikawa, Junji Hayashi 2003-12-09
6659886 Golf ball mold and golf ball Yutaka Masutani, Takashi Maruko, Atsushi Nakamura 2003-12-09
6656060 Golf ball Yutaka Masutani, Junji Hayashi 2003-12-02
6632148 Golf ball Junji Hayashi, Yasumasa Shimizu 2003-10-14
6605009 Solid golf ball Atsushi Nakamura, Takashi Maruko, Yutaka Masutani 2003-08-12
6602152 Golf ball Junji Hayashi, Yasumasa Shimizu 2003-08-05
6575849 Golf ball Junji Hayashi, Yutaka Masutani 2003-06-10
6575847 Golf ball and method of manufacturing the same Takashi Maruko, Yutaka Masutani, Michio Inoue 2003-06-10
6561926 Golf ball Junji Hayashi, Yutaka Masutani 2003-05-13
6527652 Solid golf ball Takashi Maruko, Yutaka Masutani 2003-03-04
6514158 Multi-piece golf ball Atsushi Nakamura, Takashi Maruko 2003-02-04
6508726 Golf ball and method of manufacturing the same Takashi Maruko, Yutaka Masutani, Michio Inoue 2003-01-21
6503155 Golf ball Takashi Maruko, Yutaka Masutani 2003-01-07
6478696 Solid golf ball Takashi Maruko, Yutaka Masutani, Atsushi Nakamura 2002-11-12
6468169 Multi-piece solid golf ball Junji Hayashi, Hiroshi Higuchi 2002-10-22