TS

Takahiro Shigemitsu

SI Sumitomo Rubber Industries: 38 patents #21 of 1,637Top 2%
DC Dunlop Sports Co.: 26 patents #7 of 168Top 5%
SL Sri Sports Limited: 6 patents #70 of 176Top 40%
Overall (All Time): #28,978 of 4,157,543Top 1%
70
Patents All Time

Issued Patents All Time

Showing 1–25 of 70 patents

Patent #TitleCo-InventorsDate
12344690 Rubber composition and crosslinked rubber molded product Hiroshi Tadaoka, Kazuyoshi Shiga 2025-07-01
12220616 Golf ball Ayaka SHINDO, Kazuyoshi Shiga, Toshiyuki Tarao, Takanobu Kawamura 2025-02-11
12109458 Golf ball Takumi Kaneko, Kazuyoshi Shiga 2024-10-08
11975242 Golf ball Ayaka SHINDO, Kazuyoshi Shiga, Toshiyuki Tarao, Takanobu Kawamura 2024-05-07
11826615 Golf ball rubber composition and golf ball using the same Kai Hayashi, Kazuyoshi Shiga, Hikaru Nagakura 2023-11-28
11794078 Golf ball Hikaru Nagakura, Kazuyoshi Shiga, Kai Hayashi 2023-10-24
11707648 Golf ball Yasuo Naito, Masayuki Onishi, Kazuyoshi Shiga 2023-07-25
11684823 Golf ball Kai Hayashi, Kazuyoshi Shiga, Yoshihiko KOMORI, Toshiyuki Tarao, Masatoshi Yokota 2023-06-27
11633649 Golf ball Hikaru Nagakura, Kazuyoshi Shiga, Kai Hayashi 2023-04-25
11565154 Golf ball Ayaka SHINDO, Takumi Kaneko, Hiroshi Tadaoka, Kazuyoshi Shiga 2023-01-31
11554295 Golf ball Ayaka SHINDO, Takumi Kaneko, Hiroshi Tadaoka, Kazuyoshi Shiga 2023-01-17
11426635 Golf ball Hikaru Nagakura, Kazuyoshi Shiga, Kai Hayashi 2022-08-30
11370760 Dithioester compound Takumi Kaneko, Kazuyoshi Shiga 2022-06-28
11358033 Golf ball Hikaru Nagakura, Kazuyoshi Shiga, Kai Hayashi 2022-06-14
11266882 Golf ball Kai Hayashi, Kazuyoshi Shiga, Hikaru Nagakura 2022-03-08
11214546 Dithioester compound Takumi Kaneko, Kazuyoshi Shiga 2022-01-04
11065510 Golf ball Takumi Kaneko, Kazuyoshi Shiga 2021-07-20
10960270 Golf ball resin composition and golf ball 2021-03-30
10940368 Golf ball Hikaru Nagakura, Kai Hayashi, Kazuyoshi Shiga 2021-03-09
10894191 Golf ball Ryota Sakamine, Kazuyoshi Shiga, Hikaru Nagakura 2021-01-19
10888738 Golf ball resin composition and golf ball Kazuyoshi Shiga, Hiroshi Tadaoka, Masanori Taguchi 2021-01-12
10703888 Golf ball resin composition and golf ball Hidetaka INOUE 2020-07-07
10676602 Golf ball resin composition and golf ball 2020-06-09
10661124 Golf ball resin composition and golf ball Kazuyoshi Shiga, Masanori Taguchi, Hiroshi Tadaoka 2020-05-26
10543402 Multi-piece golf ball Hidetaka INOUE 2020-01-28