YM

Yutaka Masutani

BC Bridgestone Sports Co.: 9 patents #5 of 43Top 15%
Overall (2003): #1,437 of 273,478Top 1%
10
Patents 2003

Issued Patents 2003

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6659886 Golf ball mold and golf ball Hisashi Yamagishi, Takashi Maruko, Atsushi Nakamura 2003-12-09
6656060 Golf ball Junji Hayashi, Hisashi Yamagishi 2003-12-02
6605009 Solid golf ball Atsushi Nakamura, Hisashi Yamagishi, Takashi Maruko 2003-08-12
6605243 Production method of golf ball 2003-08-12
6575849 Golf ball Junji Hayashi, Hisashi Yamagishi 2003-06-10
6575847 Golf ball and method of manufacturing the same Hisashi Yamagishi, Takashi Maruko, Michio Inoue 2003-06-10
6561926 Golf ball Junji Hayashi, Hisashi Yamagishi 2003-05-13
6527652 Solid golf ball Takashi Maruko, Hisashi Yamagishi 2003-03-04
6508726 Golf ball and method of manufacturing the same Hisashi Yamagishi, Takashi Maruko, Michio Inoue 2003-01-21
6503155 Golf ball Takashi Maruko, Hisashi Yamagishi 2003-01-07