AN

Akira Niitsuma

Shimano: 62 patents #12 of 759Top 2%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
SB Shimano Components (Malaysia) Sdn. Bhd.: 2 patents #10 of 57Top 20%
Overall (All Time): #33,603 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 1–25 of 65 patents

Patent #TitleCo-InventorsDate
11856930 Collar member for spinning reel Koji Ochiai, Kei Saito, Satoshi Ikebukuro, Atsushi Kawamata 2024-01-02
11819012 Spinning reel Atsushi Kawamata, Shu Kusuda, Kei Saito, Hirokazu Hirayama, Satoshi Ikebukuro +1 more 2023-11-21
11761494 Drag washer and fishing reel Shu Kusuda, Atsushi Yagara, Takuji Takamatsu 2023-09-19
11751549 Spinning reel 2023-09-12
11737439 Spinning reel 2023-08-29
11716981 Spinning reel Atsushi Kawamata 2023-08-08
11716980 Spinning reel Atsushi Kawamata, Satoshi Ikebukuro, Kei Saito 2023-08-08
11395482 Spinning reel Shu Kusuda, Kei Saito 2022-07-26
11330809 Spinning reel 2022-05-17
11124395 Reel braking adjustment device and reel braking adjustment program 2021-09-21
11116195 Spool for a dual-bearing reel Hiroki OOGOSE 2021-09-14
10966418 Fishing reel Hiroki OOGOSE, Motohiro Niitsuma 2021-04-06
10575508 Braking apparatus for dual-bearing reel 2020-03-03
10492483 Dual-bearing reel 2019-12-03
10492482 Dual-bearing reel Hiroki OOGOSE 2019-12-03
10477850 Bearing housing structure and dual-bearing reel Satoshi Fujii 2019-11-19
10477851 Dual-bearing reel Kunio Takechi 2019-11-19
10477848 Spool brake device Hiroki Ogose, Yuichiro Ishikawa 2019-11-19
10470449 Dual-bearing reel Akira Nago 2019-11-12
10426152 Spool brake device Hiroki Ogose, Yuichiro Ishikawa 2019-10-01
10412942 Dual-bearing reel 2019-09-17
10412945 Dual-bearing reel Youhei TOAKE, Kunio Takechi, Takeshi Ikuta, Abu Supian Bin Ahmad 2019-09-17
10375942 Dual-bearing reel Hiroki OOGOSE 2019-08-13
10271530 Dual-bearing reel 2019-04-30
10231445 Dual-bearing reel Kunio Takechi, Kenji Yoshida 2019-03-19