Inventor

TOPPER WILLIAM

US2 patents

Patents

2 patents

US8033018B2Oct 11, 2011

Method for manufacturing tube and fin heat exchanger with reduced tube diameter

GOODMAN GLOBAL INC7 citations74

US8037595B2Oct 18, 2011

Hairpin expander machine for manufacturing tube and fin heat exchangers with reduced tube diameter

GOODMAN GLOBAL INC3 citations53