Inventor
RITTER KLAUS
82 patents
⚠️ This page may combine multiple inventors who share the name “RITTER KLAUS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EVG ENTWICKLUNG VERWERT GES
45 patentsUS6272805B1Aug 14, 2001
Building element
EVG ENTWICKLUNG VERWERT GES108 citations98
US6705055B2Mar 16, 2004
Building element
EVG ENTWICKLUNG VERWERT GES60 citations96
US7067588B2Jun 27, 2006
Building element
EVG ENTWICKLUNG VERWERT GES25 citations93
US6185890B1Feb 13, 2001
Building element
EVG ENTWICKLUNG VERWERT GES40 citations93
US5446254AAug 29, 1995
Process and installation for producing reinforcement wire meshes
EVG ENTWICKLUNG VERWERT GES28 citations93
US5182932AFeb 2, 1993
Apparatus for bending steel bars to form concrete reinforcement elements
EVG ENTWICKLUNG VERWERT GES22 citations93
US4117872AOct 3, 1978
Binding tool
EVG ENTWICKLUNG VERWERT GES31 citations92
US5020575AJun 4, 1991
Method and installation for feeding longitudinal elements to a welding machine for grates or gratings
EVG ENTWICKLUNG VERWERT GES24 citations91
US4161110AJul 17, 1979
Automatic control device for a bending machine
EVG ENTWICKLUNG VERWERT GES40 citations88
US7143559B1Dec 5, 2006
Method and device for production of a pre-fabricated cast concrete element
EVG ENTWICKLUNG VERWERT GES17 citations84
US5647110AJul 15, 1997
System for the continuous production of building elements
EVG ENTWICKLUNG VERWERT GES19 citations84
US4500763AFeb 19, 1985
Method and apparatus for the production of welded grid bodies
EVG ENTWICKLUNG VERWERT GES21 citations82
US5211350AMay 18, 1993
System for producing strapped rolls of wire screening
EVG ENTWICKLUNG VERWERT GES9 citations74
US5203195AApr 20, 1993
Bending machine for bending bar-shaped material
EVG ENTWICKLUNG VERWERT GES9 citations74
US5193378AMar 16, 1993
Device for bending rod-like material to form concrete reinforcements
EVG ENTWICKLUNG VERWERT GES15 citations74
US4860999AAug 29, 1989
Device for heat-treating, in particular annealing, a continuously advanced metal wire
EVG ENTWICKLUNG VERWERT GES8 citations74
US4748309AMay 31, 1988
Multi-spot resistance-welding machine
EVG ENTWICKLUNG VERWERT GES15 citations74
US4673786AJun 16, 1987
Electrical resistance grid welding machine
EVG ENTWICKLUNG VERWERT GES8 citations74
US4526025AJul 2, 1985
Wire or strip bending mechanism
EVG ENTWICKLUNG VERWERT GES13 citations74
US4439658AMar 27, 1984
Apparatus for producing welded wire grids
EVG ENTWICKLUNG VERWERT GES11 citations74
US4396332AAug 2, 1983
Stacking device for wire grids
EVG ENTWICKLUNG VERWERT GES10 citations74
US4372350AFeb 8, 1983
Machine for the automatic production of welded lattice girders
EVG ENTWICKLUNG VERWERT GES17 citations74
US4360724ANov 23, 1982
Method and an apparatus for stepwise movement of a reinforcement grid
EVG ENTWICKLUNG VERWERT GES10 citations74
US4353678AOct 12, 1982
Mechanism for transferring cut-to-length wires out of a loose bundle of wires into a single layer of parallel wires
EVG ENTWICKLUNG VERWERT GES7 citations74
US4315125AFeb 9, 1982
Lattice welding machine with disc electrode
EVG ENTWICKLUNG VERWERT GES10 citations74
US4233870ANov 18, 1980
Shearing machine for severing parallel longitudinal members of grids or gratings
EVG ENTWICKLUNG VERWERT GES7 citations74
US4221143ASep 9, 1980
Method of cutting gratings to length
EVG ENTWICKLUNG VERWERT GES9 citations74
US4853511AAug 1, 1989
Apparatus for the feeding of transverse wires to the welding line of a grid welding machine
EVG ENTWICKLUNG VERWERT GES12 citations73
US4529858AJul 16, 1985
Multispot grid-welding machine
EVG ENTWICKLUNG VERWERT GES11 citations73
US4506818AMar 26, 1985
Device for the purpose of pushing sections of a wire through a solid body consisting of yielding material
EVG ENTWICKLUNG VERWERT GES10 citations73
US4468550AAug 28, 1984
Multispotwelding machine for the production of grids or gratings
EVG ENTWICKLUNG VERWERT GES12 citations73
US4093106AJun 6, 1978
Apparatus for detaching wires cut to length from a disordered bundle of wire
EVG ENTWICKLUNG VERWERT GES7 citations73
US5211208AMay 18, 1993
Double-point welding machine
EVG ENTWICKLUNG VERWERT GES11 citations72
US5125436AJun 30, 1992
Apparatus for loading a grid-welding machine with elongate elements
EVG ENTWICKLUNG VERWERT GES9 citations72
US5053597AOct 1, 1991
Method and apparatus for fabricating double-layer, welded grid bodies
EVG ENTWICKLUNG VERWERT GES9 citations72
US4571974AFeb 25, 1986
Bending machine for wire or strip material
EVG ENTWICKLUNG VERWERT GES17 citations72
US5316052AMay 31, 1994
Machine for making wire lattice mats of welded longitudinal and cross wires with welded end loops
EVG ENTWICKLUNG VERWERT GES7 citations71
US5134269AJul 28, 1992
Grid welding machine operating according to the electrical resistance welding principle
EVG ENTWICKLUNG VERWERT GES8 citations71
US4940874AJul 10, 1990
Convertible single or double spot welding machine
EVG ENTWICKLUNG VERWERT GES16 citations71
US4774824AOct 4, 1988
Apparatus for straightening self-hardening hot-rolled wires and for feeding them to a consumer
EVG ENTWICKLUNG VERWERT GES10 citations71
US4496820AJan 29, 1985
Multispot electrical resistance welding machine
EVG ENTWICKLUNG VERWERT GES8 citations71
US4125753ANov 14, 1978
Welding machine for lattice gratings
EVG ENTWICKLUNG VERWERT GES9 citations71
US5113915AMay 19, 1992
Grid welding machine
EVG ENTWICKLUNG VERWERT GES9 citations70
US3936628AFeb 3, 1976
Apparatus for forming elongate reinforcing elements
EVG ENTWICKLUNG VERWERT GES7 citations70
US6915572B1Jul 12, 2005
Method and plant for continuously producing construction
EVG ENTWICKLUNG VERWERT GES8 citations69
AVI ALPENLAENDISCHE VERED
5 patentsUS5398470AMar 21, 1995
Reinforcement body for a floor slab
AVI ALPENLAENDISCHE VERED105 citations94
US4096680AJun 27, 1978
Reinforcement grid for steel concrete construction
AVI ALPENLAENDISCHE VERED25 citations82
US4539787ASep 10, 1985
Reinforcement mat for reinforced concrete
AVI ALPENLAENDISCHE VERED14 citations73
US4597239AJul 1, 1986
Lining-frame of latticework construction for galleries, tunnels or the like
AVI ALPENLAENDISCHE VERED11 citations71
US4594830AJun 17, 1986
Bonding unit for reinforced concrete structural components
AVI ALPENLAENDISCHE VERED8 citations71
Showing the top 50 of 82 patents by PatentIndex Score.