Learn more

JOANNOU CONSTANTINOS J

Overview
  • Total Patents
    46
About

JOANNOU CONSTANTINOS J has a total of 46 patent applications. Its first patent ever was published in 1973. It filed its patents most often in Canada, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets chemical engineering, machines and audio-visual technology are AIRTUNNEL LTD OY, GENANO OY and APRA PRECIPITATOR CORP.

Patent filings per year

Chart showing JOANNOU CONSTANTINOS Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Joannou Constantinos J 42
#2 French David J 3
#3 Joannou Constantinos J Dipl In 3
#4 Joannou Constantinos J Dorval 1

Latest patents

Publication Filing date Title
US2006137527A1 Electronic air filter with resistive screen and electronic modular assembly
CA2474641A1 Air-circulating, ionizing air cleaner
AU2002328719A1 Self ionizing pleated air filter system
CA2421418A1 Electrostatic cartridge filter
AU8746101A Electronic polarized air filter
CA2270085A1 Latch fastener mechanism for thin sheet materials
TW434050B Externally ionizing air filter
CA2270979A1 Externally ionizing air filter
EP0936947A1 Externally ionizing air filter
AU7274796A Ionizing apparatus for an electronic air filter
WO9820978A1 Ionizing and polarizing electronic air filter
US5103155A Battery charging cable system
EP0348011A2 Ceiling mounted air cleaner
CA1291520C Electronic air filtration system
CA1272453A Electronic air filter
CA1175754A Electronic air filter
US4276820A Automatic egg cooker
CA1102574A Automatic egg cooker
CA1050702A Sun-heated portable shower
US4154445A Viscous damping arrangement for record player tone arms