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SCHELFHORST HENDRIK W

Overview
  • Total Patents
    18
About

SCHELFHORST HENDRIK W has a total of 18 patent applications. Its first patent ever was published in 1983. It filed its patents most often in Netherlands, EPO (European Patent Office) and Canada. Its main competitors in its focus markets civil engineering, packaging and shipping and environmental technology are LIFTING POINT PTY LTD, WU FANGHUA and KENCHIKU SYST KK J.

Patent filings in countries

World map showing SCHELFHORST HENDRIK Ws patent filings in countries

Patent filings per year

Chart showing SCHELFHORST HENDRIK Ws patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schelfhorst Hendrik Willem 5
#2 Schelfhorst Hendrik W 3

Latest patents

Publication Filing date Title
EP0519124A1 Roof for a silo or the like
NL8700318A Foundation construction with floating sealed base - has floating insulating foam plate covered by water-tight film reducing relative humidity and cold transmission to flooring
EP0229867A1 Building construction realization method
NL8600537A Catamaran marine vessel construction - has two parallel positioned canoes telescopically coupled
NL8503422A Reducing humidity and increasing temp. in space below ground floor - without insulation in new or existing building by applying insulating layer, pref. on plastic foil, on underground below floor
NL8503003A Reservoir to be placed on the ground and method of manufacturing the same
NL8500497A Above-ground liq. reservoir - has bottom panel with vertical piles supporting wall resistant to outwardly directed forces
DE3442904A1 Process for producing a building construction
NL8301971A Double walled inflatable building - has inner and outer foil shells and cavity filled with setting material