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SOUTHPOWER LTD

Overview
  • Total Patents
    36
About

SOUTHPOWER LTD has a total of 36 patent applications. Its first patent ever was published in 1992. It filed its patents most often in Australia, WIPO (World Intellectual Property Organization) and New Zealand. Its main competitors in its focus markets electrical machinery and energy, environmental technology and control are OPTIMAL LICENSING CORP, ENERNOC INC and EURO CP SARL.

Patent filings per year

Chart showing SOUTHPOWER LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hodge James Graham 20
#2 Holliday Philip Andrew 13
#3 Peach David Leslie Lloyd 9
#4 Bridgman Gary Charles 9
#5 Sutton Roger Anthony 5
#6 Bywater Ian Godfrey 2
#7 Dorward Iain 2
#8 Huisman David Christopher 2
#9 Holliday Philip A 2
#10 Hodge James G 2

Latest patents

Publication Filing date Title
AU4795597A Improved utility and utility control meter
AU2917297A Meter accuracy device
WO9737415A1 Distributed frequency relay
NZ332005A Distributed frequency relay
US5903213A Device for energy load control
EP0853777A1 Device for the operation of appliances, utilities and services within a building
CA2233951A1 Device for the operation of appliances, utilities and services within a building
NZ319726A Computer control of appliances and utilities throughout a building
NZ289939A Ripple control receiver; device for energy load control; apparatus details
WO9603792A1 Device for energy load control
NZ247913A Softly switched voltage output circuit with autotransformer
NZ244866A Hot water cylinder heater control: plural temperature sensors on wall of cylinder