Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Helically flighted heat exchanger

Helically flighted heat exchanger

US Patent 4316502 · Granted Feb 23, 1982

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Protective material for acoustic transmission2015
Resuscitation manikins and methods of using the same2014
System and method for operating an economizer cycle of an air conditioner2014
System and method for operating an economizer cycle of an air conditioner2013
Thermostatic melt blowing apparatus2002
Acoustical insulation panel2001
Direct heated adsorbent bed heat pump1996
Merchandising display1995
Carbon dioxide storage with thermoelectric cooling for fire suppression systems1994
Heat pump water heater control circuit1993
Spiral flighted double walled heat exchanger1993
Updraft integrated heat pump1988