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Inventor

YAMAGATA ICHIRO

JP10 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGATA ICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOKYO SHIBAURA ELECTRIC CO

7 patents
US4431370AFeb 14, 1984

Multistage hydraulic machines having air exhausting devices

TOKYO SHIBAURA ELECTRIC CO9 citations73
US4502835AMar 5, 1985

Multistage hydraulic machine

TOKYO SHIBAURA ELECTRIC CO7 citations72
US4472103ASep 18, 1984

Multistage hydraulic machines and methods of controlling operations thereof

TOKYO SHIBAURA ELECTRIC CO7 citations72
US4280788AJul 28, 1981

Multistage hydraulic machine system and a method for controlling the operation thereof

TOKYO SHIBAURA ELECTRIC CO7 citations72
US4640664AFeb 3, 1987

Methods of controlling operation of multistage hydraulic machines

TOKYO SHIBAURA ELECTRIC CO12 citations71
US4538957ASep 3, 1985

Multi-stage hydraulic machine and control method for multi-stage hydraulic machine

TOKYO SHIBAURA ELECTRIC CO7 citations71
US4502831AMar 5, 1985

Method of controlling operation of multistage hydraulic machines

TOKYO SHIBAURA ELECTRIC CO6 citations60

MAZDA MOTOR

1 patent
US5249130ASep 28, 1993

Air-fuel ratio control apparatus for an alcohol engine

MAZDA MOTOR23 citations90

TOSHIBA KK

1 patent
US5290148AMar 1, 1994

High head pump-turbines

TOSHIBA KK16 citations71

TOYO KOGYO CO

1 patent
US4225294ASep 30, 1980

Oil seal means for rotary piston engines including a nitrided and ground surface

TOYO KOGYO CO14 citations70