KK

Kazuzo Katayama

MM Mitsubishi Mining: 4 patents #189 of 2,247Top 9%
Overall (All Time): #1,063,538 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4775270 Impeller of centrifugal fluid-type rotary machine and manufacturing method thereof Susumu Izaki, Ken Fujita 1988-10-04
4756665 Centrifugal compressor Taku Ichiryu, Tsuneyoshi Mitsuhashi, Masanori Kobayashi, Yasushi Mori 1988-07-12
4720243 Impeller of centrifugal fluid-type rotary machine Susumu Izaki, Ken Fujita 1988-01-19
4706969 Floating ring device for sealing shaft of turbo machine Yasushi Mouri, Taku Ichiryu, Tsuneyoshi Mitsuhashi, Masanori Kobayashi 1987-11-17
4697987 Rotary machine having an impeller with a sleeve fixedly mounted to a shaft Taku Ichiryu, Tsuneyoshi Mitsuhashi, Yasushi Mouri, Masanori Kobayashi 1987-10-06