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Hisashi Yamagishi

BC Bridgestone Sports Co.: 12 patents #2 of 43Top 5%
Overall (2003): #831 of 273,478Top 1%
13
Patents 2003

Issued Patents 2003

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
6659886 Golf ball mold and golf ball Yutaka Masutani, Takashi Maruko, Atsushi Nakamura 2003-12-09
6659890 Multi-piece solid golf ball Hiroshi Higuchi, Yasushi Ichikawa, Junji Hayashi 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