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EPP CORP

Overview
  • Total Patents
    31
About

EPP CORP has a total of 31 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United States, Germany and France. Its main competitors in its focus markets optics, basic materials chemistry and textiles and paper are MICAP TECHNOLOGY CORP, GARDNER NORMAN A and WU JIN.

Patent filings in countries

World map showing EPP CORPs patent filings in countries
# Country Total Patents
#1 United States 7
#2 Germany 5
#3 France 5
#4 United Kingdom 5
#5 Japan 5
#6 Canada 4

Patent filings per year

Chart showing EPP CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lennon Donald J J 7
#2 Clapp Roger E 4
#3 Donarudo Jiyozefu Jiyon Renon 3
#4 Hagerstrom John R 3
#5 Lennon Donald Joseph John 3
#6 Haeberle Robert W 2
#7 Clapp Roger Edge 2
#8 Rojiyaa Etsuji Kuratsupu 2
#9 Solmon Donald C 2
#10 Ekman C Frederick W 2

Latest patents

Publication Filing date Title
US4273847A Inks for pulsed electrical printing and methods of producing same
US4296176A Inks for pulsed electrical printing
US4243726A Structured donor sheet for high-resolution non-impact printer
DE2733877A1 Electric pressure pulse generator for electro-pulse copier - has printing electrode applying pulsed field to discharge layer contg. printing particles
GB1586278A Inks for pulsed electrical printing and methods of producing same
US4087826A Pulsed electrical printer with dielectrically isolated electrode
US4103306A Non-impact printer with magnetic ink reorientation
US4156036A Structured donor sheet for high-resolution non-impact printer
US4101909A Magnetic inking apparatus for pulsed electrical printing