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RQO HOLDING

Overview
  • Total Patents
    11
About

RQO HOLDING has a total of 11 patent applications. Its first patent ever was published in 1978. It filed its patents most often in EPO (European Patent Office), Canada and France. Its main competitors in its focus markets optics, macromolecular chemistry and polymers and textiles and paper are FORMFOTO MFG COMPANY, SUNBEAM BUSINESS EQUIPMENT CO and BRUNING CO CHARLES.

Patent filings in countries

World map showing RQO HOLDINGs patent filings in countries

Patent filings per year

Chart showing RQO HOLDINGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Burwasser Herman 3
#2 Mandella William L 2
#3 Kuszewski James R 2
#4 Feitzinger Eduard 1
#5 Tellier Jacques Carel Tristan 1
#6 Seminski Robert B 1
#7 Mooyman Johannes Marinus 1
#8 Mastroianni E G 1
#9 Feitzinger E 1
#10 Wyhof John R 1

Latest patents

Publication Filing date Title
EP0139825A2 Improvements in controlling ammonia emissions for diazo developing equipment
US4404574A Electrographic printing system using dielectric film member
EP0040650A1 Heat sealable electrostatic recording sheet
CA1138273A Electrostatically imageable drafting film