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RALPH COVER

Overview
  • Total Patents
    21
About

RALPH COVER has a total of 21 patent applications. Its first patent ever was published in 1921. It filed its patents most often in United States. Its main competitors in its focus markets agriculture, machines and chemical engineering are MORRAL WILLIAM W, DOUTHITT FRANK W and SCHUBERT GEORGE.

Patent filings in countries

World map showing RALPH COVERs patent filings in countries
# Country Total Patents
#1 United States 21

Patent filings per year

Chart showing RALPH COVERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ralph Cover 20
#2 Cover Ralph 1
#3 Cover Paul F 1

Latest patents

Publication Filing date Title
US3454162A Washing and screening apparatus
US3339314A Cutter blade honing machine
US3158156A Corn husking machine
US2951484A Corn cutting machine
US2880679A Pump
US2878847A Mill for grinding green corn
US2767716A Corn cutting machine
US2784842A Cut corn de-silking apparatus
US2511464A Corn ear trimmer
US2559403A Flotation washer
US2510558A Corn cutting machine
US2588088A Washing and screening machine
US2510557A Corn cutter blade sharpening machine
US2535485A Corn husking machine
US2298550A Corn husking machine
US2332894A Corn cutting machine
US2216065A Corn cutting head
US2242113A Machine for debutting corn
US2141346A Cutter head for corn cutting machines
US1889057A Machine for cutting grain kernels from an ear of corn and the cutting blades therefor