SK

Satoshi Kikko

NM Nippon Steel & Sumitomo Metal: 4 patents #273 of 1,491Top 20%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #829,805 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10654496 Railway vehicle derailment detection method and device Yoshiyuki Shimokawa, Daisuke Shinagawa 2020-05-19
9688293 Method and device for steering truck of railway vehicle, and truck Takuya OZAKI, Kazunori Iwato, Satoshi Tokunaga 2017-06-27
9446775 Bogie frame for railway vehicles Tatsuya Yoshizu, Nobuaki Kaneyasu, Takehiro Kadonaka, Satoshi Tokunaga 2016-09-20
8511238 Steerable truck for a railway car, a railway car, and an articulated car Takuji Nakai, Yujin Tsutsui 2013-08-20
8418627 Two-axle truck for a railway car and a railway car Takuji Nakai 2013-04-16
7975619 Two-axle truck for a railway car and a railway car Takuji Nakai 2011-07-12