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PEERLESS OF AMERICA

Overview
  • Total Patents
    140
About

PEERLESS OF AMERICA has a total of 140 patent applications. Its first patent ever was published in 1935. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets machine tools, thermal processes and machines are WOLVERINE TUBE INC, VALEO ENGINE COOLING INC and PIERCE DAVID BLAND.

Patent filings per year

Chart showing PEERLESS OF AMERICAs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Pasternak Stephen F 31
#2 Paulman Roger 26
#3 Wohrstein Franz X 21
#4 Kritzer Richard W 20
#5 Hoesel Anthony F 11
#6 O'Connor Joseph M 11
#7 Pasternak S 7
#8 Pasternak Stephen Francis 7
#9 Furantsu Etsukusu Uoorusutain 5
#10 Rojiyaa Pooruman 5

Latest patents

Publication Filing date Title
US6247527B1 Fin array for heat transfer assemblies and method of making same
WO0063631A2 Corrugated fin and method of making
US6598669B2 Fin array for heat transfer assemblies and method of making same
US5772104A Methods of brazing and preparing articles for brazing, and coating composition for use in such methods
JPH1058162A Metallurgical joining without solder
US5704123A Method of making folded, bent and re-expanded heat exchanger tube and assemblies
US5549335A Solderless metallurgical joint
US5544698A Differential coatings for microextruded tubes used in parallel flow heat exchangers
US5228198A Method of manufacturing a heat exchanger assembly with wrapped tubing
US5133492A Method and apparatus for separating thin-walled, multiport micro-extrusions
US5099574A Method of making a heat exchanger assembly with wrapped tubing
US4881311A Heat exchanger assembly with integral fin unit
US4794985A Finned heat exchanger tubing with varying wall thickness
US4778004A Heat exchanger assembly with integral fin unit
US4637111A Process of making heat exchangers
JPS59101246A Manufacture of multipath type heat exchanger
DE3243974A1 Method of producing multi-channel heat exchangers
US4554970A Heat exchangers and method of making same
DE3203454A1 Extrusion die
JPS58136419A Extruding die for forming multipath tube body