KF

Kazuaki Fujita

Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
NM Nippon Steel & Sumitomo Metal: 2 patents #488 of 1,491Top 35%
CC Central Japan Railway Comany: 1 patents #126 of 313Top 45%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Overall (All Time): #712,917 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11505221 Floating caliper brake device for railroad vehicle Kousuke Sakaguchi, Masanori Sawada, Hironori Yokota, Tomohiro OTSUKA, Jun Asano +2 more 2022-11-22
10240650 Parking brake device in caliper brake device for railway vehicle Ryouichi Kimura 2019-03-26
9522684 Caliper brake device for railway vehicle Ryouichi Kimura 2016-12-20
5390770 Rotation deceleration device Shinjiro Miyahara 1995-02-21
5255396 Sanitary cleaning device including a rotation deceleration device Shinjiro Miyahara 1993-10-26
4725077 Sticker to be adhered on envelopes or postcards 1988-02-16
4581779 Sanitary washing apparatus Hiroyuki Matsui, Manabu Seno, Yoshitaka Morikawa 1986-04-15