DK

Daisuke KOHNO

SI Sumitomo Rubber Industries: 32 patents #36 of 1,637Top 3%
DC Dunlop Sports Co.: 5 patents #59 of 168Top 40%
RE Resonac: 1 patents #191 of 474Top 45%
SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%
Overall (All Time): #80,997 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 25 most recent of 39 patents

Patent #TitleCo-InventorsDate
12370415 Golf club head Takashi Nakamura 2025-07-29
12274925 Golf club Yuki MOTOKAWA 2025-04-15
12257483 Golf club head and golf club Naruhiro MIZUTANI, Kiyofumi Matsunaga, Jun KODAKA, Hirotaka Nakamura, Shinya Furuta 2025-03-25
12246226 Golf club head Naruhiro MIZUTANI, Hirotaka Nakamura, Jun KODAKA 2025-03-11
12142764 Positive electrode mixture layer, conductive additive, positive electrode mixture, and lithium-ion secondary battery Daisuke Harada, Hirofumi Inoue, Akihisa Tonegawa 2024-11-12
12109461 Golf club head Naruhiro MIZUTANI, Masahiko Ueda, Yuki Nagano, Satoru HANAMITSU, Naoyoshi Ueda 2024-10-08
11931630 Golf club head Naruhiro MIZUTANI, Akio Yamamoto 2024-03-19
11684830 Golf club head with sliding weight and cover Naruhiro MIZUTANI, Hirotaka Nakamura, Kiyofumi Matsunaga, Yuki MOTOKAWA 2023-06-27
11130030 Golf club Takashi Nakamura, Naruhiro MIZUTANI, Kenji Takasu, Wataru Kimizuka, Masahiko Ueda 2021-09-28
11130031 Golf club Naruhiro MIZUTANI, Takashi Nakamura, Kenji Takasu 2021-09-28
11123618 Golf club Naruhiro MIZUTANI, Seiji Hayase, Kenji Takasu, Takashi Nakano 2021-09-21
10994180 Golf club Kenji Takasu, Takashi Nakamura, Naruhiro MIZUTANI 2021-05-04
10987555 Golf club Naruhiro MIZUTANI, Takashi Nakamura, Kenji Takasu 2021-04-27
10987554 Golf club Takashi Nakamura, Naruhiro MIZUTANI, Kenji Takasu, Wataru Kimizuka, Masahiko Ueda 2021-04-27
10987553 Golf club Takashi Nakamura, Naruhiro MIZUTANI, Kenji Takasu, Wataru Kimizuka, Masahiko Ueda 2021-04-27
10632355 Golf club Naruhiro MIZUTANI, Seiji Hayase, Kenji Takasu, Takashi Nakano 2020-04-28
10543404 Golf club head Naruhiro MIZUTANI 2020-01-28
10508038 Carbon material, method for manufacturing same, and use thereof Akihisa Tonegawa, Daisuke Harada, Yasuaki Wakizaka 2019-12-17
10434387 Golf club Naruhiro MIZUTANI, Seiji Hayase, Kenji Takasu, Takashi Nakano 2019-10-08
10369428 Golf club head Yuki MOTOKAWA 2019-08-06
10369431 Golf club head Takashi Nakamura 2019-08-06
10369425 Golf club Naruhiro MIZUTANI 2019-08-06
10335657 Golf club Naruhiro MIZUTANI, Seiji Hayase, Kenji Takasu, Takashi Nakano 2019-07-02
10279230 Golf club head Hiroshi Abe, Naruhiro MIZUTANI 2019-05-07
10272301 Golf club head Hiroshi Abe 2019-04-30