LUFRAN INC

Overview

Total Patents

13

About

LUFRAN INC has a total of 13 patent applications. Its first patent ever was published in 1983. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets thermal processes, electrical machinery and energy and mechanical elements are HEAT X LLC, SCHEHR INGO and TUGONIA AG.

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Patent filings in countries

World map showing LUFRAN INCs patent filings in countries

#	Country	Total Patents
#1	United States	6
#2	WIPO (World Intellectual Property Organization)	5
#3	Australia	1
#4	EPO (European Patent Office)	1

Patent filings per year

Chart showing LUFRAN INCs patent filings per year from 1900 to 2020

Similar Companies

HEAT X LLC 88% similarity

SCHEHR INGO 86% similarity

TUGONIA AG 86% similarity

Jiangsu weineng electric co ltd 85% similarity

MICRO HEAT LTD 85% similarity

TRANSFLUX HOLDINGS LTD 85% similarity

CORREA HIDALGO DIEGO JOSE 84% similarity

JIANGYIN GUOHAO ELECTROTHERMAL ELECTRIC APPLIANCE MFG CO LTD 83% similarity

SHANGHAI HUAZU IND CO LTD 83% similarity

THEODOR STIEBEL DIPL ING DR 83% similarity

Focus industries

#	Industry
#1	Thermal processes
#2	Electrical machinery and energy
#3	Mechanical elements
#4	Control
#5	Engines, pumps and turbines

Focus technologies

#	Technology
#1	Special electric heating or lighting
#2	Fluid heaters
#3	Heat-exchanger without contact
#4	Heat-exchange device details
#5	Pipes
#6	Non-positive-displacement pumps
#7	Systems controlling non-electric variables

Top inventors

#	Name	Total Patents
#1	Base Howard J	9
#2	James Joseph E	4
#3	Yane Daryl J	3
#4	Findlay Gordon R	2
#5	Zenios Theofani	2
#6	Olson Daniel J	2
#7	Yane Daryl	1

Latest patents

Publication	Filing date	Title
AU7493800A	2000-09-15	Top-flow centrifugal fluid pump
WO9938356A1	1999-01-22	Demand anticipation control system for a high efficiency ultra-pure fluid heater
WO9816783A1	1997-10-10	Purged grounded immersion heater
US5875283A	1997-10-10	Purged grounded immersion heater
US5954094A	1997-09-25	End cap for providing a fluid-tight seal between dissimilar materials
US5919386A	1997-06-11	Purge management system for gas purged immersion heaters
US4553024A	1983-04-07	Gas-purged flexible cable-type immersion heater and method for heating highly corrosive liquids