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GROTEFELD HANS DIETER

Overview
  • Total Patents
    35
  • GoodIP Patent Rank
    199,848
About

GROTEFELD HANS DIETER has a total of 35 patent applications. Its first patent ever was published in 1989. It filed its patents most often in Germany, EPO (European Patent Office) and Hungary. Its main competitors in its focus markets civil engineering and machines are DELPHIA, GRUNDMEIER KG and STEMMER JOSEF.

Patent filings in countries

World map showing GROTEFELD HANS DIETERs patent filings in countries
# Country Total Patents
#1 Germany 17
#2 EPO (European Patent Office) 15
#3 Hungary 3

Patent filings per year

Chart showing GROTEFELD HANS DIETERs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Grotefeld Hans Dieter 35

Latest patents

Publication Filing date Title
EP3085872A1 Corner joint for glazing beads
DE102015121586B3 Corner connector for door or window hollow sections
EP2873795A1 Corner connectors for door and window frames
EP2679759A1 Edge joint for hollow profile frames
DE102011013138B3 Device for inserting a fighter in a door or window frame
DE102010045809A1 Device for inserting a fighter in a door or window frame
EP2136027A2 Edge joints for door and window frames
DE102007030617A1 Corner connector for door and window frames
DE102007030615A1 Tool for clamping corner connectors for window and door hollow profiles
DE102007030618B3 Corner connector for door and window frames
DE102007030616A1 Corner connector for door and window frames
DE102007030619A1 Corner connector for door and window frames
DE102006001045A1 Corner connector for door or window frame
DE102004015373B3 Corner connectors for windows, doors etc. made of hollow plastic profiles
DE10142928A1 A fixing element
EP1054130A2 Corner joint for hollow profiles of doors or windows
EP1035294A2 Assembly kit for a mullion within a frame
DE19900957A1 Corner connector for hollow profile frames of windows and doors
DE19800130C1 Connector for window or door frames
DE19745750A1 Fighter connector for window and door frames