MK

Masaaki Koga

KA Kao: 2 patents #1,388 of 3,221Top 45%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HP Hitachi Metals Precision: 1 patents #3 of 14Top 25%
Overall (All Time): #1,556,074 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8292589 Casting aluminum alloy, cast compressor impeller comprising the alloy, and process for producing the same 2012-10-23
5028278 Ferromagnetic metal powder and process for preparation thereof Yasuo Kadono, Yoshio Aoki 1991-07-02
4920010 Ferromagnetic metal powder Yasuo Kadono, Yoshio Aoki 1990-04-24