SH

Seiji Hayase

DC Dunlop Sports Co.: 3 patents #31 of 93Top 35%
Overall (2017): #60,592 of 506,227Top 15%
3
Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9795841 Golf club Naoyoshi Ueda, Masahiko Ueda, Yasushi Sugimoto, Takashi Nakamura, Wataru Kimizuka 2017-10-24
9776055 Golf club Naoyoshi Ueda, Masahiko Ueda, Yasushi Sugimoto, Takashi Nakamura, Wataru Kimizuka 2017-10-03
9586107 Golf club Naoyoshi Ueda, Masahiko Ueda, Yasushi Sugimoto, Takashi Nakamura, Wataru Kimizuka 2017-03-07