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W J DENNIS & COMPANY

Overview
  • Total Patents
    12
About

W J DENNIS & COMPANY has a total of 12 patent applications. Its first patent ever was published in 1927. It filed its patents most often in United States. Its main competitors in its focus markets civil engineering, machines and mechanical elements are MICHAEL J NARDULLI, EDMUND PEREMI and LUNKEN EDMUND H.

Patent filings in countries

World map showing W J DENNIS & COMPANYs patent filings in countries
# Country Total Patents
#1 United States 12

Patent filings per year

Chart showing W J DENNIS & COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Balousek William E 5
#2 Kreuscher George A 3
#3 Dennis John F 1
#4 Dennis William J 1
#5 Oswald Joseph H 1
#6 Thomas Dalton 1

Latest patents

Publication Filing date Title
US3254453A Sealing device
US2372792A Panel structure and elements thereof
US2344278A Automatic door bottom
US2336406A Closure balance
US2330023A Tool
US2282019A Automatic door bottom
US2122366A Weather strip construction
US2152488A Window construction
US2155424A Window screen
US2022930A Automatic door bottom
US2000911A Plant support
US1794399A Brush and mop holder