P

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 patents
US6272805B1Aug 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 patents

Showing the top 50 of 82 patents by PatentIndex Score.