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OBERPHOS COMPANY

Overview
  • Total Patents
    39
About

OBERPHOS COMPANY has a total of 39 patent applications. Its first patent ever was published in 1926. It filed its patents most often in United States, Canada and Austria. Its main competitors in its focus markets basic materials chemistry, environmental technology and foods and drinks are EDMUNDO Y JOSE METZGER, TIANJIN FENGRUNYUAN FINE CHEMICAL TECHNOLOGY CO LTD and FEDYUSHKIN BORIS F.

Patent filings in countries

World map showing OBERPHOS COMPANYs patent filings in countries
# Country Total Patents
#1 United States 32
#2 Canada 3
#3 Austria 1
#4 Denmark 1
#5 Spain 1
#6 United Kingdom 1

Patent filings per year

Chart showing OBERPHOS COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Beverly Ober 23
#2 Wight Edward H 12
#3 Hyatt Wight Edward 11
#4 Waggaman William H 6
#5 Pagon William W 3
#6 Ober Beverly 3
#7 Troxell Willard W 3
#8 Wight Edward Hyatt 3
#9 Pruett George L 2
#10 Everly Ober 1

Latest patents

Publication Filing date Title
US1982480A Apparatus for producing phosphatic fertilizer
US1926572A Baking powder
GB388403A Process and apparatus for preparing phosphatic fertilizer
US1947138A Fertilizer
US1879435A Process for manufacturing phosphatic fertilizers
US1982479A Apparatus for producing phosphatic fertilizers
US1880470A Process for the production of phosphatic fertilizers
US1893437A Method of producing phosphatic fertilizers
US1871195A Production of phosphatic fertilizer
US1933182A Valve
US1869952A Process of preparing phosphatic fertilizer
US1929710A Production of phosphatic fertilizers
US1916114A Treatment of fertilizer compounds
US1907438A Ammoniation of acid phosphate
US1944046A Process of manufacturing nitrogenous fertilizer
US1945229A Converting apparatus
US1880469A Ammoniation of phosphate fertilizer
US1880544A Preparation of fertilizer
US1837332A Process for manufacturing phosphatic fertilizers
US1837305A Process for manufacturing phosphatic fertilizer