KF

Koumei Fujioka

KS Kobe Steel: 3 patents #455 of 1,773Top 30%
Overall (All Time): #1,450,083 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10641275 Compressor 2020-05-05
9879685 Rotary machine, blade wheel used in rotary machine, and blade wheel manufacturing method 2018-01-30
9211570 Ion bombardment treatment apparatus and method for cleaning of surface of base material using the same Naoyuki Goto, Homare Nomura, Shigeto Adachi 2015-12-15