Inventor
NOZAWA YOSHIO
JP4 patents
Patents
4 patentsUS4597171AJul 1, 1986
Tube-enlarging press for use in heat exchanger fabrication
HITACHI LTD22 citations78
US4698904AOct 13, 1987
Apparatus for assembling fins and tubes for heat exchangers
HITACHI LTD21 citations77
US4898232AFeb 6, 1990
Heat exchanger and process for producing the same
HITACHI LTD10 citations71
US4566359AJan 28, 1986
Method of stacking fins of heat exchangers
HITACHI LTD19 citations69