SO

Shimpei OYAMA

SI Sumitomo Rubber Industries: 5 patents #438 of 1,637Top 30%
DC Dunlop Sports Co.: 1 patents #121 of 168Top 75%
Overall (All Time): #945,871 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11731006 Golf ball Yasuo Naito, Yuko OKA, Tetsuro Abe, Kazuyoshi Shiga 2023-08-22
11707650 Golf club head Takashi Nakamura, Satoru HANAMITSU, Yuki Nagano, Naoyoshi Ueda, Masahiko Ueda 2023-07-25
10639525 Golf club set Naoyoshi Ueda, Masahiko Ueda, Yuki Nagano, Satoru HANAMITSU, Tomoya Hirano +3 more 2020-05-05
10478682 Golf club set Naoyoshi Ueda, Masahiko Ueda, Yasushi Sugimoto, Takashi Nakamura, Tomoya Hirano 2019-11-19
9881137 Golf club fitting apparatus Kousuke Okazaki, Masatoshi Kato, Masahiko Ueda, Naoyoshi Ueda 2018-01-30