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SILBERNAGEL HERMANN

Overview
  • Total Patents
    33
About

SILBERNAGEL HERMANN has a total of 33 patent applications. Its first patent ever was published in 1974. It filed its patents most often in EPO (European Patent Office), Germany and United States. Its main competitors in its focus markets civil engineering, audio-visual technology and machines are BUMPADS INC, HYNYANG FRAME CO LTD and BLINKFYRAR AB.

Patent filings in countries

World map showing SILBERNAGEL HERMANNs patent filings in countries

Patent filings per year

Chart showing SILBERNAGEL HERMANNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Silbernagel Hermann 25
#2 Junker Wilhelm 2
#3 Schmidt Klaus 2
#4 Kastner Hermann 2
#5 Wiegand Ulfried 2

Latest patents

Publication Filing date Title
EP0372333A2 Traffic stud suitable to be laid mechanically with the aid of a magazine
EP0354333A1 Traffic button topped detachable tape for road marking
DE3820930A1 TRAIL SEPARATION DEVICE
EP0162452A1 Road marking stud inside a double tape
EP0053299A1 Road marking stud
DE3003426A1 Interchangeable signpost or traffic direction system - has post fitting in foot and coupling members with sign fitting post and extension pieces
DE3000694A1 Distribution boxes for single phase on three phase supply - with differing internal connections to assist in symmetrical loading of supply
EP0028662A2 Sign-supporting structure with panel holding bushes
EP0011197A1 Device for putting up road signs
EP0011200A1 Stand for a road sign
EP0011198A2 Border for sign-boards
DE2942514A1 Transportable demountable mast or post holder - has angled lugs through aligned holes in plate mounted rails and mast base
ATA253579A Holding clamp
US4216932A Stand for supporting a sign or signholder
US4219179A Sign holder
DE2800419A1 Road-works warning sign support unit - comprises frame of rectangular tubes with downward protruding with iron plates welded to corner posts
DE2800420B1 Sign holder
DE2800421A1 Motorway warning lamp support system - uses socket made from rectangular section tube for rapid assembly without securing devices
CH622047A5 Portable sign-stand
DE2746424A1 Portable display stand for notice boards - comprises display panel that locates on pillar supported on base