YM

Yutaka Masutani

BC Bridgestone Sports Co.: 57 patents #15 of 224Top 7%
Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
MC Matsushit Electric Industrial Co.: 1 patents #13 of 293Top 5%
TC Tabata Co.: 1 patents #16 of 29Top 60%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #33,956 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 26–50 of 65 patents

Patent #TitleCo-InventorsDate
6416425 Solid golf ball Takashi Maruko, Hisashi Yamagishi 2002-07-09
6416423 Production method of golf ball 2002-07-09
6406385 Golf ball Hisashi Yamagishi, Takashi Maruko, Atsushi Nakamura 2002-06-18
6394912 Solid golf ball Atsushi Nakamura, Hisashi Yamagishi, Takashi Maruko 2002-05-28
6383091 Golf ball Takashi Maruko 2002-05-07
6379270 Golf ball Takashi Maruko 2002-04-30
6361453 Solid golf ball Atsushi Nakamura, Hisashi Yamagishi, Takashi Maruko 2002-03-26
6342932 Liquid crystal display Shinichi Terao, Toshiyasu Kitamura, Katsuhisa Furukawa 2002-01-29
6296578 Golf ball 2001-10-02
6290612 Solid golf ball Takashi Maruko, Hisashi Yamagishi, Atsushi Nakamura 2001-09-18
6271296 Solid golf ball Atsushi Nakamura, Hisashi Yamagishi, Takashi Maruko 2001-08-07
6267695 Golf ball 2001-07-31
6254495 Solid golf ball Atsushi Nakamura, Hisashi Yamagishi, Takashi Maruko 2001-07-03
6217463 Golf ball Takashi Maruko, Hisashi Yamagishi, Atsushi Nakamura 2001-04-17
6217462 Golf ball Takashi Maruko, Hisashi Yamagishi, Atsushi Nakamura 2001-04-17
6213897 Preparation of golf balls 2001-04-10
6213893 Golf ball Takashi Maruko, Hisashi Yamagishi, Atsushi Nakamura 2001-04-10
6200232 Golf ball and method of arranging dimples thereto Atsuki Kasashima, Keisuke Ihara, Hirotaka Shimosaka, Michio Inoue 2001-03-13
6106415 Multi-layer structure solid golf ball Keisuke Ihara, Hirotaka Shimosaka, Michio Inoue, Atuki Kasasima, Yasushi Ichikawa 2000-08-22
6066054 Golf ball 2000-05-23
6048279 Golf ball 2000-04-11
5993968 Wound golf ball Junji Umezawa, Shinichi Kakiuchi, Nobuhiko Matsumura, Kunitoshi Ishihara 1999-11-30
5976035 Wound golf ball Junji Umezawa, Shinich Kakiuchi, Yasushi Ichikawa 1999-11-02
5975869 Golf ball mold having adjustable pimple forming pins Hirotaka Shimosaka, Keisuke Ihara, Michio Inoue, Atuki Kasasima 1999-11-02
5961401 Golf balls Keisuke Ihara, Hirotaka Shimosaka, Michio Inoue, Atsuki Kasashima 1999-10-05