GEN EQUIP & MFG innovation strategy

Patent filings in countries

#	Industry
#1	Electrical machinery and energy
#2	Measurement
#3	Mechanical elements
#4	Machines

#	Technology
#1	Electric switches
#2	Emergency protective circuit arrangements
#3	Measuring electric variables
#4	Venting or aerating devices
#5	Unspecified technologies
#6	Servomotors
#7	AC and DC conversion devices
#8	Circuits for supplying electric power
#9	Measuring volume
#10	Electric motor controls

Publication	Filing date	Title
US4465992A	1982-05-24	Double-pole double-throw proximity switch
US4270156A	1979-04-09	Electronic synchronization monitor
US4238811A	1979-04-09	Three phase undervoltage monitor
US4225837A	1978-12-28	Armature for a proximity switch
US4117431A	1977-06-13	Magnetic proximity device
GB1564613A	1976-09-09	Phase loss detector
US4008417A	1975-09-26	Phase loss detector
US3517699A	1967-10-20	Magnetic-pneumatic proximity switch
US3421023A	1966-06-06	Controlled rectifier trigger circuit comprising scr and plural storage means for discharging through scr and maintaining conduction during positive anode voltage
US3361995A	1966-03-24	Magnetic proximity switch
US3341836A	1964-08-06	Liquid level detector