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HOFFMANN LASZLO

Overview
  • Total Patents
    20
About

HOFFMANN LASZLO has a total of 20 patent applications. Its first patent ever was published in 1986. It filed its patents most often in Hungary, Australia and EAPO (Eurasian Patent Organization). Its main competitors in its focus markets environmental technology, materials and metallurgy and machines are ELIAS LEOPOLD, BST HOLDINGS PTY LTD and CANADIAN GYPSUM CO LTD.

Patent filings per year

Chart showing HOFFMANN LASZLOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hoffmann Laszlo 17
#2 Rostas Rita 12
#3 Hoffmann Emma 12
#4 Fejer Zsolt 10
#5 Jalsowszky Istvan 9
#6 Feher Jeno 7
#7 Feher Jenoe 2
#8 Zsolt Fejer 2
#9 Istvan Jalsowszky 2
#10 Jeno Feher 2

Latest patents

Publication Filing date Title
HU0600019D0 Method for utilisation of silicate wastes of communal and industrial origin as building material
HU0500436D0 Metallurgical auxiliaries; synthetic fluorite from industrial waste water sludge
HU9802622D0 Method for producing of silicate foam product from waste material
HU9800142D0 Method for recycling of metal-bearing, especially heavy metal-bearing dangerous waste by gas containing hydrogensulfid
HU9600344D0 Method for recycling of vanadium wastes
HUT55838A Working up chrome-tanned waste leather
HUT45565A Process for fixing of tanning agent of leathers prepared by chromogranulating
HUT46540A Process for producing protecting composition inhibiting chromium allergic reaction