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KNAPP MILLS INC

Overview
  • Total Patents
    49
About

KNAPP MILLS INC has a total of 49 patent applications. Its first patent ever was published in 1950. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets surface technology and coating, materials and metallurgy and machine tools are MONITOR COATINGS & ENG, KME GERMANY AG & CO KG and DAIWA STEEL TUBE IND.

Patent filings in countries

World map showing KNAPP MILLS INCs patent filings in countries
# Country Total Patents
#1 United States 16
#2 United Kingdom 10
#3 Canada 7
#4 Germany 6
#5 Switzerland 5
#6 France 4
#7 Belgium 1

Patent filings per year

Chart showing KNAPP MILLS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Knapp Victor E 15
#2 Knapp Alfred P 12
#3 Ritchey Neil F 9
#4 Schmidt Otto F 7
#5 Knapp Alfred Paul 2
#6 Victor E Knapp 2
#7 Otto F Schmidt 2
#8 Mills Incorporated Knapp 2
#9 Schmidt Otto 2
#10 Traugott Tschudi 1

Latest patents

Publication Filing date Title
US3233320A Extrusion process of lead cladding
US3244553A Process of lead cladding using molten lead
US3167858A Process of lead cladding
US3061923A Method of making composite sheets
GB862571A Method for making lead shields
GB847978A Cladding aluminium with lead
US3005104A Method and means for testing metals
US2980973A Method for making lead shields
US2916623A Method and means for detecting flaws in metals
US3102024A Metallic powder composition
US2991877A Mechanism for cladding article
US2943203A Shielded container
GB794044A Improvements in extrusion apparatus
GB769660A Method of and apparatus for composite castings
GB793959A Apparatus and method for coating elongated elements
US2790412A Machine and method for cladding pipes and the like
US2736937A Apparatus for cladding tanks
GB751648A Valve seat and housing
US2833664A Sealing putty
US2859767A Valve seat and housing