Inventor
ASHIHARA HIROMOTO
JP5 patents
Patents
5 patentsUS5395210AMar 7, 1995
Vortex flow blower having blades each formed by curved surface and method of manufacturing the same
HITACHI LTD34 citations90
US5672052ASep 30, 1997
Blower muffling apparatus
HITACHI LTD45 citations88
US5536139AJul 16, 1996
Vortex flow blower having blades each formed by curved surface
HITACHI LTD18 citations80
US5697152ADec 16, 1997
Method of manufacturing an impeller
HITACHI LTD12 citations71
US4637134AJan 20, 1987
Apparatus for automatically inserting electronic part
HITACHI LTD12 citations68