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DUPRE HERMAN K

Overview
  • Total Patents
    19
About

DUPRE HERMAN K has a total of 19 patent applications. Its first patent ever was published in 1973. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets thermal processes, environmental technology and machines are HEDCO, SNOW FACTORIES SA and ACER SNOWMEC LTD.

Patent filings in countries

World map showing DUPRE HERMAN Ks patent filings in countries
# Country Total Patents
#1 United States 12
#2 WIPO (World Intellectual Property Organization) 3
#3 Canada 2
#4 Austria 1
#5 Germany 1

Patent filings per year

Chart showing DUPRE HERMAN Ks patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dupre Herman K 17
#2 Santry Charles N 1

Latest patents

Publication Filing date Title
US2013056546A1 Snow making tower and method of making snow
US2013056548A1 Portable snow making tower
US2006065756A1 Apparatus for making snow
WO0060291A1 Portable snow making system for home use
WO9840679A1 Control system for snow making devices
US5360163A Adjustable snow making tower
US4993635A Portable snow making tower
US5004151A Method and apparatus for making snow
US4606402A Solar ice melter for roof eaves
US4199103A Adjustable snow making tower
US4059271A Hip mounted tethered ball game
US4022452A Pole guard
US3952949A Method of making snow
CA1007061A Snow making apparatus and system
US3959142A Manhole aerator