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ONTARIO HYDRO

Overview
  • Total Patents
    140
About

ONTARIO HYDRO has a total of 140 patent applications. Its first patent ever was published in 1981. It filed its patents most often in Canada, United States and EPO (European Patent Office). Its main competitors in its focus markets environmental technology, surface technology and coating and machines are NIPPON MEDIX KK, CHORDIA LALIT and MUNCIE GEAR WORKS INC.

Patent filings per year

Chart showing ONTARIO HYDROs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Patrick Paul H 20
#2 Palumbo Gino 19
#3 Gonzalez Francisco 12
#4 Lichtenberger Philip C 12
#5 Brennenstuhl Alexander M 11
#6 Hanson William G 8
#7 Ramani Narayan 8
#8 Sheehan Ronald W 7
#9 Jennette Robert L 7
#10 Kowalewski Janusz J 7

Latest patents

Publication Filing date Title
US6045099A Support member for use in constructing electrified fence
WO9907911A1 Metallurgical process for manufacturing electrowinning lead and lead alloy electrodes
CA2233756A1 Electric pulse blasting device
CA2226014A1 Oil spill containment system
CA2213752A1 Electric fence
CA2192250A1 Drying rack for waterproof and air-tight suits
CA2191140A1 Oil circuit recloser operator
US5669224A Direct expansion ground source heat pump
CA2179125A1 Rotary Microwave Apparatus for Continuous Heating of Materials
FR2734646A1 Monitoring device for measuring the radioactivity of a surface
CA2175006A1 Method and apparatus for propeller runner inspection
CA2172790A1 Direct expansion source heat pump
CN1160161A Storage tank water heater tempering system
US5859484A Radioisotope-powered semiconductor battery
CA2159692A1 Digital computer input/output subsystem simulator
US5869816A Apparatus and method for continuous processing of granular materials using microwaves
US5561679A Radioluminescent semiconductor light source
US5516969A Waste oil decontamination process
CA2139481A1 Integration of telemetry and sonar technologies
FI942580A0 Automated intelligent control system