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 126–140 of 140 patents

Patent #TitleCo-InventorsDate
5725442 Multi-piece solid golf ball Hiroshi Higuchi, Junji Hayashi 1998-03-10
5714546 Golf ball cover composition Yoshinori Egashira, Hideo Watanabe, Yasushi Ichikawa 1998-02-03
5704854 Three-piece solid golf ball Hiroshi Higuchi 1998-01-06
5702311 Multi-piece solid golf ball Hiroshi Higuchi 1997-12-30
5695413 Solid golf ball Hiroto Sasaki, Hideo Watanabe, Yasushi Ichikawa, Hiroshi Higuchi 1997-12-09
5688595 Multi-piece solid golf ball Hiroshi Higuchi, Yasushi Ichikawa, Junji Hayashi 1997-11-18
5605968 Golf ball Yoshinori Egashira, Hideo Watanabe, Jun Shindo 1997-02-25
5601503 Golf ball Hiroshi Higuchi, Jun Shindo 1997-02-11
5556098 Three-piece solid golf ball Hiroshi Higuchi, Yoshinori Egashira, Tadatoshi Yamada 1996-09-17
5553852 Three-piece solid golf ball Hiroshi Higuchi, Yoshinori Egashira, Tadatoshi Yamada 1996-09-10
5452898 Golf ball Yoshinori Egashira, Hideo Watanabe 1995-09-26
5087049 Golf ball Seisuke Tomita 1992-02-11
5033750 Golf ball Shinichi Kakiuchi, Seisuke Tomita 1991-07-23
5024444 Golf ball Shinichi Kakiuchi, Seisuke Tomita 1991-06-18
5009428 Golf ball Shinichi Kakiuchi, Seisuke Tomita 1991-04-23