Learn more

HENNESSY PRODUCTS

Overview
  • Total Patents
    58
About

HENNESSY PRODUCTS has a total of 58 patent applications. Its first patent ever was published in 1967. It filed its patents most often in United States, Canada and Australia. Its main competitors in its focus markets civil engineering, transport and machines are NIPPON CABLE SYSTEM INC, CLIFF EDWARD and INT STEEL CO.

Patent filings in countries

World map showing HENNESSY PRODUCTSs patent filings in countries

Patent filings per year

Chart showing HENNESSY PRODUCTSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hennessy James J Jr 10
#2 Bollinger Luther L Sr 9
#3 Hennessy James J 7
#4 Bollinger L 6
#5 Hennessy J 6
#6 Custer George M 4
#7 Kirwan G 3
#8 Wingate W Jack 2
#9 Brindle D 2
#10 Mattingly Ronald R 2

Latest patents

Publication Filing date Title
US4654513A Newspaper vending machine
US4648613A Safety design newspaper insert cart
US4506800A Machine for vending articles such as newspapers, magazines and the like
US4448328A Machine for vending articles such as newspapers, magazines and the like
US4376542A Hopper door gasket structure
US4400914A Sliding door operating means
CA1146414A Railway car lubricated center bearing
CA1116953A Railway car door moving means
US4275661A Railway car lubricated center bearing
US4189869A Railway car door moving means
US4114318A Plug door operating and moving mechanism
CA1052246A Railway axle end cap screw locking device
CA1039116A Plug door operating apparatus
CA1002975A Car door moving structure
US4015874A Railway axle end cap screw locking device
US3990184A Plug door operating apparatus
ZA7400031B Car door moving structure
US3883992A Car door operating structure
US3853070A Hopper gasket structure
DE2312405A1 SHIPPING CONTAINER