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BEN C GERWICK INC

Overview
  • Total Patents
    18
About

BEN C GERWICK INC has a total of 18 patent applications. Its first patent ever was published in 1947. It filed its patents most often in United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, machines and packaging and shipping are YOSHIMURA TAKAAKI, WAYSS & FREYTAG A G and HORIUCHI TAKEAKI.

Patent filings in countries

World map showing BEN C GERWICK INCs patent filings in countries

Patent filings per year

Chart showing BEN C GERWICK INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gerwick Jr Ben C 5
#2 Gerwick Ben C 4
#3 Bittner Robert B 2
#4 Sylvester Kenneth D 2
#5 Collins Thomas F 1
#6 Remington William F 1
#7 Curtis Wallace B 1
#8 Weaver Donald B 1
#9 Clifford Doughty Samuel 1
#10 Trexel Carl A 1

Latest patents

Publication Filing date Title
US2006179730A1 Wall structural member and method for constructing a wall structure
US3412562A Structural wall and method
US3055073A Method and apparatus for the continuous production of prestressed concrete members
US3103238A Pretensioning machine for making prestressed concrete bodies
US2997281A Manufacture of concrete structures
US3055077A Method for the manufacture of concrete structures
US3003217A Apparatus for manufacturing prestressed concrete members
US2856223A Bottom discharge bucket
US2948042A Apparatus for making hollow reinforced concrete bodies
US2912828A Pier construction method
US2916794A Pre-stressed concrete pile construction
US2804690A Plumbing device
US2658353A Apparatus and method for the placement of caissons
US2687017A Submarine support column
US2576507A Hollow mandrel for placement of discrete material
US2620633A Pile construction
US2562416A Tremie pipe and method