GEN PUBLIC UTILITIES innovation strategy

Patent filings in countries

#	Industry
#1	Environmental technology
#2	Telecommunications
#3	Electrical machinery and energy
#4	Engines, pumps and turbines
#5	Machines

#	Technology
#1	Transmission
#2	Smart grids
#3	Reduction of greenhouse gas emissions
#4	Circuits for supplying electric power
#5	Selecting
#6	Climate change mitigation in buildings
#7	Gas-turbine plants
#8	Electric switches
#9	Unspecified technologies
#10	Machines for liquids

Publication	Filing date	Title
US4031528A	1976-07-26	Transmitting over power lines
AU8528575A	1975-09-30	Transmitting overpower lines
CA1005872A	1975-09-26	Meter interrogation system
ES429590A1	1974-08-28	An apparatus and a method for automatically reading, from a remote place, a plurality of service measurement devices. (Machine-translation by Google Translate, not legally binding)
US3939356A	1974-07-24	Hydro-air storage electrical generation system
US3964048A	1974-01-28	Communicating over power network within a building or other user location
US3909821A	1973-10-04	Communicating over power lines
AU5576173A	1973-05-16	Meter interrogation system
GB1409490A	1973-05-15	Meter interrogation systems
GB1409489A	1973-05-15	Meter interrogation systems
ES414617A1	1973-05-10	A system for interrogating to a plurality of measuring appliances connected to a multiple road communications link. (Machine-translation by Google Translate, not legally binding)
CA1005871A	1973-05-07	Meter interrogation system
IL42194D0	1973-05-04	Meter interrogation system
US3733586A	1972-03-14	Meter interrogation system having strobe logic control
US3405278A	1965-08-19	Hydroelectric pump-turbine apparatus