AK

Atsushi Kawamata

Shimano: 7 patents #202 of 759Top 30%
AC Agc Seimi Chemical Co.: 2 patents #13 of 38Top 35%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
Overall (All Time): #439,994 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
12025212 Differential gear unit 2024-07-02
11993243 Control apparatus for all-wheel drive vehicle 2024-05-28
11856930 Collar member for spinning reel Koji Ochiai, Kei Saito, Akira Niitsuma, Satoshi Ikebukuro 2024-01-02
11819012 Spinning reel Akira Niitsuma, Shu Kusuda, Kei Saito, Hirokazu Hirayama, Satoshi Ikebukuro +1 more 2023-11-21
11716981 Spinning reel Akira Niitsuma 2023-08-08
11716980 Spinning reel Akira Niitsuma, Satoshi Ikebukuro, Kei Saito 2023-08-08
10433531 Handle assembly for spinning reel and spinning reel 2019-10-08
9661834 Dual-bearing reel Hiroki Ogose 2017-05-30
9615556 Dual-bearing reel 2017-04-11
8283001 Liquid crystal compound and process for production thereof, liquid crystal composition, and liquid crystal electrooptical element Tomoyuki Asai, Hidemasa Koh 2012-10-09
8273420 Liquid crystal compound and process for production thereof, liquid crystal composition, and liquid crystal electrooptical element Tomoyuki Asai, Hidemasa Koh 2012-09-25