YM

Yukiyoshi Maehara

HC Hitachi Koki Co.: 3 patents #334 of 888Top 40%
📍 Hitachinaka, JP: #1,128 of 2,447 inventorsTop 50%
Overall (All Time): #1,571,420 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7794383 Centrifugal separator with isolated rotor part Kenichi Tetsu, Masaharu Aizawa, Katsunori Akatsu, Yoshinori Tobita 2010-09-14
7396324 Centrifugal separator with first and second control panels Kenichi Tetsu, Masaharu Aizawa, Katsunori Akatsu, Yoshinori Tobita 2008-07-08
6712750 Swinging bucket centrifuge with tapered rotor pins Hiroshi Hayasaka 2004-03-30