RS

Ryota Sakamine

DC Dunlop Sports Co.: 14 patents #21 of 168Top 15%
SI Sumitomo Rubber Industries: 9 patents #235 of 1,637Top 15%
Overall (All Time): #182,653 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
11376476 Golf ball Chiemi Mikura, Kazuyoshi Shiga, Hikaru Nagakura 2022-07-05
11167458 Method for producing golf ball Kazuyoshi Shiga, Hikaru Nagakura 2021-11-09
11148011 Golf ball Hikaru Nagakura, Kazuyoshi Shiga 2021-10-19
11097162 Golf ball Hikaru Nagakura, Kazuyoshi Shiga 2021-08-24
10926139 Golf ball Hiroshi Tadaoka, Chiemi Mikura, Kazuyoshi Shiga 2021-02-23
10894191 Golf ball Kazuyoshi Shiga, Hikaru Nagakura, Takahiro Shigemitsu 2021-01-19
10590259 Golf ball Chiemi Mikura, Kazuyoshi Shiga, Hikaru Nagakura 2020-03-17
10376742 Golf ball Hikaru Nagakura, Kazuyoshi Shiga, Chiemi Mikura, Takahiro Shigemitsu 2019-08-13
10213655 Golf ball Hikaru Nagakura, Kazuyoshi Shiga, Takahiro Shigemitsu 2019-02-26
10188910 Golf ball Chiemi Mikura, Kazuyoshi Shiga, Hikaru Nagakura 2019-01-29
9873022 Golf ball Chiemi Mikura, Shun Kurihara, Ayaka SHINDO 2018-01-23
9873023 Golf ball Hikaru Nagakura, Kazuyoshi Shiga, Takahiro Shigemitsu 2018-01-23
9855467 Golf ball Ayaka SHINDO, Chiemi Mikura, Sho GOJI 2018-01-02
9849344 Golf ball Kazuyoshi Shiga, Hikaru Nagakura, Takahiro Shigemitsu 2017-12-26
9586094 Golf ball and method for manufacturing the same Ayaka SHINDO, Chiemi Mikura, Sho GOJI 2017-03-07
9573021 Golf ball Katsumi Terakawa 2017-02-21
9533195 Golf ball Chiemi Mikura, Ayaka SHINDO 2017-01-03
9457234 Golf ball Chiemi Mikura, Ayaka SHINDO 2016-10-04
9302158 Golf ball Ayaka SHINDO, Chiemi Mikura 2016-04-05
9283439 Golf ball Chiemi Mikura, Ayaka SHINDO 2016-03-15
9238161 Golf ball Ayaka SHINDO, Chiemi Mikura 2016-01-19
9174092 Golf ball Chiemi Mikura, Shun Kurihara, Ayaka SHINDO 2015-11-03
9162112 Golf ball Chiemi Mikura, Shun Kurihara, Ayaka SHINDO 2015-10-20