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ORTWEIN HERMANN

Overview
  • Total Patents
    72
About

ORTWEIN HERMANN has a total of 72 patent applications. Its first patent ever was published in 1986. It filed its patents most often in Germany, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, transport and agriculture are SCHMIDT GUSTAV, TOHOKU GIKEN KOGYO KK and WOLFENDALE ROBIN.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Ortwein Hermann 63
#2 Ortwein Elisabeth 10
#3 Schumacher Willi 3
#4 Ortwein Herrmann 1
#5 Mugg Philippe 1
#6 Hermann Ortwein 1
#7 Geis Helmut Dr Ing 1
#8 Grosse-Wilde Juergen Dipl Ing 1

Latest patents

Publication Filing date Title
DE102012013442A1 Movable device for cleaning gravel located below railroad track ballast bed, has cleaning device with shell that has perforation whose size is selected such that residue from screening drum is conveyed to return device by conveyors
DE102012003989A1 Base frame for track made of rails for rail vehicles, has base plate that rests on sleeper and is provided with two pins directed upwards, where pin engages into corresponding openings of consoles
DE102011119499A1 Rail track for rail vehicles, has elastic inserts, which are extending over region between two sleepers, where damping body is embedded into elastic inserts with two metal strips, which are arranged vertically upright
DE102011014452A1 Method for manufacturing sub-structure for mounting rails for rail vehicle, involves forming reinforcement unit using metal bars, where section of concrete slab is provided with lateral casing and grouted with concrete
DE102011011575A1 Resilient rail bearing for vignole rail, has frame provided with frame halves, where frame halves are formed by brackets that are provided at two sides of rail bearing and inserted into housing profiles
DE102007050793A1 Flexible storage for switch, has rubber parts arranged between ribbed plate and sub-structure and formed as molded rubber part, where molded rubber part is detachably connected with ribbed plate by clamping effect
DE102007037038A1 Device for storing rails for rail vehicles
DE102007035052A1 Grooved rail provided with an electrical insulation
DE102007020204A1 Storage for storing the points and the core parts of grooved rails
DE10325477A1 Storage for storing special track constructions
DE10302521A1 Rail designed as a grooved rail for the formation of traffic routes for rail vehicles
DE10230489A1 Rail is mounted on support plate above support structure, slide being positioned between the two, allowing support plate to move along length of rail
DE10142782A1 Rail for railway vehicles, comprises non-elastomer foamed plastic moldings located under top of rail
DE10142783A1 Bearing device for positioning special track constructions such as points, rail drawing-out devices and cross frogs has elastic bearing having rubber or rubber elastic plastics element arranged between support plate sub-construction
DE10136193A1 Rail has a head and foot in a chamber and strap chambers with profiles and chamber profile made from bitumen
DE19855363A1 rail seat
HU9801864D0 Abotment for track, that from rails made, for trains
DE19814073A1 Process for the production of a potting in the spaces between the head of a grooved rail and the pavement of the carriageway
DE19706936A1 Rail track
DE19646132A1 Substructure for a track formed by rails for rail vehicles