TI

Takeshi Ikuta

Shimano: 61 patents #13 of 759Top 2%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
SI Shimano Industrial: 2 patents #28 of 60Top 50%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
SB Shimano Components (Malaysia) Sdn. Bhd.: 1 patents #17 of 57Top 30%
Overall (All Time): #29,221 of 4,157,543Top 1%
70
Patents All Time

Issued Patents All Time

Showing 1–25 of 70 patents

Patent #TitleCo-InventorsDate
12426584 Dual-bearing reel for fishing Hiroki OOGOSE, Kunio Takechi 2025-09-30
10721923 Dual-bearing reel Kunio Takechi, Yohei Toake, Shunsaku ASAKA, Kohei Nakamura 2020-07-28
10721922 Dual-bearing reel Akira Nago, Shingo Aoki, Shunsaku ASAKA 2020-07-28
10470448 Dual-bearing reel Kunio Takechi, Youhei TOAKE, Motohiro Niitsuma 2019-11-12
10412945 Dual-bearing reel Youhei TOAKE, Kunio Takechi, Akira Niitsuma, Abu Supian Bin Ahmad 2019-09-17
10321670 Dual-bearing reel 2019-06-18
10219501 Dual-bearing reel Kunio Takechi, Yohei Toake 2019-03-05
10172338 Dual-bearing reel Yohei Toake, Kunio Takechi, Hirokazu Hiraoka 2019-01-08
9992985 Dual-bearing reel 2018-06-12
9861086 Drag device for a dual-bearing reel Kunio Takechi 2018-01-09
9826726 Torque limiting device for fishing reel Satoshi Ikebukuro 2017-11-28
9807989 Dual-bearing reel Akira Niitsuma, Kunio Takechi, Takuji Takamatsu, Hirokazu Hiraoka 2017-11-07
9788535 Waterproof structure for a fishing reel Akira Niitsuma, Kunio Takechi, Yutaka Inoue 2017-10-17
9781911 Dual-bearing reel 2017-10-10
9737061 Dual-bearing reel and clutch mechanism thereof Akira Niitsuma, Etsuyoshi Watarai, Kenji Yoshida 2017-08-22
9668465 Dual-bearing reel Akira Niitsuma, Kunio Takechi, Takuji Takamatsu, Hirokazu Hiraoka 2017-06-06
9549540 Dual-bearing reel Kunio Takechi, Takuji Takamatsu, Akira Niitsuma, Hirokazu Hiraoka 2017-01-24
9347620 Semiconductor device, and method of manufacturing semiconductor device Hideyuki Kogure, Yuuta YAMADA, Toshiyuki Hayakawa, Junichi Asada 2016-05-24
9307750 Pinion gear for dual-bearing reel and dual-bearing reel including same Akira Niitsuma 2016-04-12
9295241 Fishing reel 2016-03-29
9236329 Semiconductor memory card Kazuhide Doi, Soichi Homma, Katsuyoshi Watanabe, Taku Nishiyama, Naohisa Okumura 2016-01-12
9065229 USB plural protocol connector system Ryohei YAMAGUCHI 2015-06-23
9033248 Semiconductor storage device Hidetoshi Suzuki, Yuichi Hotta, Yuji Shimoda, Yuuji Ogawa, Taku Nishiyama +5 more 2015-05-19
8575738 Semiconductor memory card Kazuhide Doi, Naohisa Okumura, Taku Nishiyama, Katsuyoshi Watanabe 2013-11-05
8113456 Dual-bearing reel speed-change operation mechanism Kunio Takechi 2012-02-14