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PRESCON CORP

Overview
  • Total Patents
    29
About

PRESCON CORP has a total of 29 patent applications. Its first patent ever was published in 1954. It filed its patents most often in United States, Canada and Switzerland. Its main competitors in its focus markets civil engineering, machines and machine tools are BUILDINTER AG, LAMPERT HENRY H and BRANDESTINI ANTONIO.

Patent filings in countries

World map showing PRESCON CORPs patent filings in countries
# Country Total Patents
#1 United States 16
#2 Canada 8
#3 Switzerland 2
#4 United Kingdom 2
#5 France 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Middendorf Karl H 16
#2 Dabney Eugene E 5
#3 Fields James R 4
#4 Gerber Loris L 2
#5 Newins Charles E 1
#6 Presnall Jr Homer H 1
#7 Loris L Gerber 1
#8 Cutler Earl G 1
#9 Hewlett Authur James 1
#10 James R Fields 1

Latest patents

Publication Filing date Title
US4257491A Scaffold apparatus
GB1135507A Machine for heading wire
US3399502A Flat bar stressing tendon
GB1082799A Anchoring means for tension members in post-tensioned concrete structures
US3285569A Apparatus for post-tensioning concrete structures
US3255558A Methods of and means for prestressing concrete
US3333456A Machine for cold heading wire
US3263384A Apparatus for post-tensioning concrete prestressing members
US3290840A Method and means for chemically prestressing concrete
US3233376A Shear unit and shear connection between structures
US3300921A Post-tensioned prestressed concrete members
US3270471A Post-tensioning apparatus for prestressing concrete
US3216162A Bearing members for prestressed concrete anchorages
US3060639A Prestressing apparatus
US3152421A Concrete building construction
US3115727A Anchors for stranded pretensioned members
US2881647A Multiple wire nodule forming machine
US3029490A Post-tensioning method for prestressing members
CA784447A Method and apparatus for post-tensioning concrete prestressing members
CA780095A Machine for cold heading wire