ERIE MFG CO innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	United States	29
#2	Canada	9
#3	WIPO (World Intellectual Property Organization)	2
#4	China	1
#5	EPO (European Patent Office)	1
#6	United Kingdom	1

#	Industry
#1	Mechanical elements
#2	Machines
#3	Environmental technology
#4	Control
#5	Measurement
#6	Thermal processes
#7	Electrical machinery and energy
#8	Chemical engineering

#	Technology
#1	Venting or aerating devices
#2	Unspecified technologies
#3	Water treatment
#4	Systems controlling non-electric variables
#5	Chemical or physical processes
#6	Domestic heating systems
#7	Electric motor controls
#8	Analysing materials
#9	Measuring electric variables
#10	Controlling combustion

Publication	Filing date	Title
WO0009922A1	1998-08-12	Electronic controller for a modulating valve
US6062485A	1998-04-22	Radiant heating system reset control
US6073907A	1997-11-07	Removable and interchangeable valve actuator system
US6044857A	1997-02-13	Electronic controller for a modulating valve
US5779143A	1997-02-13	Electronic boiler control
US5815365A	1996-12-03	Control circuit for a magnetic solenoid in a modulating valve application
US5879559A	1996-10-07	Valve controller for water conditioning system
US5831345A	1995-10-18	Priority relay circuit with timer
US5604657A	1994-10-27	Relay circuit having a test switch and method of testing a relay circuit
US5203081A	1992-08-25	Method of assembling a water conditioner rotary value
US5244013A	1992-08-25	Water conditioner rotary valve drive system
US5256283A	1992-08-25	Water conditioner system with injector valve
US5397098A	1992-07-30	Modulating valve
US5174337A	1990-10-31	Water conditioner rotary valve
US4632150A	1985-09-12	Water conditioner rotary valve
GB8407359D0	1984-03-21	Catheter for administering oxygen
US4552140A	1983-04-29	Emergency escape device
US4139153A	1977-01-28	Electronic reversible motor operated valve assembly
US4002185A	1975-10-24	Motor operated valve unit with heat dissipating clip member
US3880190A	1973-05-31	Timed fluid valve