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WALTER BAU AG

Overview
  • Total Patents
    40
About

WALTER BAU AG has a total of 40 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Germany, EPO (European Patent Office) and United States. Its main competitors in its focus markets civil engineering, machines and engines, pumps and turbines are WOLHAUPTER BENJAMIN, WILLARD GEORGE T and LOCKSPIKE LTD.

Patent filings in countries

World map showing WALTER BAU AGs patent filings in countries

Patent filings per year

Chart showing WALTER BAU AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Baumann Theodor 9
#2 Gerlach Rudolf 9
#3 Schad Bernhard 7
#4 Walter Ralf Dr 7
#5 Nutzel Oswald 3
#6 Riedmann Eberhard Dipl Ing 2
#7 Walter Ralf 2
#8 Behnen Gereon 2
#9 Gross Hans-Walter 2
#10 Unterberg Juergen Dipl Ing 2

Latest patents

Publication Filing date Title
NL1027610A1 Movement path for a magnetic glider train.
DE10356584A1 Method for filling cavities outside the clear tunnel tube of a mechanically excavated tunnel
DE10339616A1 Foundation blocks for magnetic levitation railway track have steel-reinforced triangular concrete blocks
DE10312561A1 Method for producing track carriers in normal orientation for electromagnetic high-speed lines involves subsequent casting-in of the fastening elements for the track functional components
DE10258833A1 Construction of node points between a steel concrete protector and a flat cover made from steel concrete in floor structure
DE10253827A1 Slide pairing between runner of magnetic railway vehicle and slide faces on the track with PTFE/copolymer coating to reduce friction and increase heat resistance
DE10252197A1 Renovation of bunker walls, to store loose waste and rubbish for incineration, has holes drilled in the steel cladding plates as a gage for anchor drillings in the wall, and mortar is poured into the space between them
DE10249091A1 Gliding surface for a magnetic levitation track for vehicular traffic comprises a heat resistant polymer coating applied to the track in the gliding surface zone
DE10243423A1 Device for supporting pre-assembled units on a substructure in a displaceable manner comprises elastomer bearings, an anchor rod, and a soft coating
DE10240808A1 Magnetic rail track has trough shaped steel carriers on which concrete track elements are mounted and has precise adjusting devices
DE10239661A1 Method of building track for maglev system has the track panels secured onto upright supports with integral springs and tensile braces for absorbing all round forces
DE10222565A1 Process for sealing joints between prefabricated structural parts of structures made of steel, reinforced concrete or prestressed concrete
DE10212305A1 Procedure for erecting of tower for wind power plant from prefabricated elements, involves lifting and mounting elements by assembly unit which is moved by walking support
DE10212090A1 Track for an electromagnetic high-speed train
EP1193353A2 Sewer with a dry weather channel and method for its making
DE10135748C1 Reinforced concrete tunnel lining formation device has positioning carriage between concrete reinforcement carriage and shuttering carriage
EP0979899A1 Corrosion-protected load-bearing element for an earth or rock anchor, a compression pile or the like
EP0899382A1 Anchor element for a prestressed groundanchor
DE19727779A1 Improving strength of coupling join between two tensioned parts of girder
DE19536010A1 Noise damping system for fixed rail track