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HELFRECHT MANFRED FA

Overview
  • Total Patents
    22
About

HELFRECHT MANFRED FA has a total of 22 patent applications. Its first patent ever was published in 1966. It filed its patents most often in Germany, Belgium and Netherlands. Its main competitors in its focus markets civil engineering, environmental technology and electrical machinery and energy are HARKINS DANIEL J, JODAG MOBILSYSTEME GMBH and ASTAIE SPA.

Patent filings in countries

World map showing HELFRECHT MANFRED FAs patent filings in countries
# Country Total Patents
#1 Germany 15
#2 Belgium 2
#3 Netherlands 2
#4 Switzerland 1
#5 Luxembourg 1
#6 Sweden 1

Patent filings per year

Chart showing HELFRECHT MANFRED FAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Helfrecht Manfred 12
#2 Helfrecht M 2
#3 Schmidt Josef 1

Latest patents

Publication Filing date Title
DE3046380A1 Solar heat conserving roof or facade ducting system - has panels mounted on supports for individual laid combined pipe sections
DE3041374A1 Building roof absorber pipe system - comprises pipes with lengthwise fins integral with extruded profiled rails
DE3036889A1 Environmental heat absorbing facade - has air holes in panels on substructure hung on profiles holding absorber pipes
DE3036888A1 Under-roof insulating panels for panel roof structure - have profile rails inlaid in top U=shaped grooves for cover panel attachment
DE3030841A1 Large heat insulating under-roof panels - have profile rods in multiple top cut=outs, and rafter fixture
NL7906779A Insulating plate fitted under roof - has slats secured directly to it and insulating components on top
DE2932980A1 Roof wind suction resistant anchorage - involves fixing bars holding securing elements to main structure, without damaging insulation
DE2930898A1 CANOPY
DE2930385A1 Insulated roof covering securing elements - have weather protective skin fixed to load bearing substructure on them
DE2953539A1 Support for light roof skin - has sheathing fastened on load-bearing battens parallel or angled to ridge
DE2925293A1 Light roofing fixture on insulation layer - involves full length pref. concrete skin securing units form locked to layer
DE1804783A1 Method of manufacturing a multilayer roof covering for flat roofs
DE1759073A1 Dust and snow-proof roof sealing
DE1609995A1 Roof cover
DE1640362A1 Lightning protection device
DE1640361A1 Moving accommodation, e.g. tent or caravan