Assignee
PERI GMBH
DE52 patents
Top patents by PatentIndex Score
US5630482AMay 20, 1997
Climbing device, in particular for a climbing scaffold
PERI GMBH58 citations96
US5379566AJan 10, 1995
Adjustable-height post
PERI GMBH54 citations96
US8673189B2Mar 18, 2014
Method for implementing a rail-guided self-climbing formwork system with climbing rail extension pieces
PERI GMBH22 citations93
US7032712B2Apr 25, 2006
Scaffold with vertical supports and horizontal carriers
PERI GMBH31 citations93
US6767154B1Jul 27, 2004
Turnbuckle device
PERI GMBH20 citations93
US6554102B2Apr 29, 2003
Dismountable facade scaffold
PERI GMBH29 citations93
US6422345B1Jul 23, 2002
Dismountable facade scaffold
PERI GMBH26 citations93
US6027276AFeb 22, 2000
Scaffolding node
PERI GMBH52 citations93
US5713687AFeb 3, 1998
Coupling for connecting scaffolding components
PERI GMBH20 citations93
US5683609ANov 4, 1997
Ceiling mold support
PERI GMBH20 citations93
US5653415AAug 5, 1997
Adjustable-height support for shuttering in the building trade
PERI GMBH31 citations93
US5614122AMar 25, 1997
Ceiling form
PERI GMBH41 citations93
US5029803AJul 9, 1991
Device for adapting a formwork element to given radii of a circular formwork
PERI GMBH24 citations93
US5000287AMar 19, 1991
Displaceable platform movable sectionwise on a wall
PERI GMBH30 citations93
US6220392B1Apr 24, 2001
Scaffold with vertical and transverse supports
PERI GMBH19 citations84
US11248382B1Feb 15, 2022
Climbing support subsystem
PERI GMBH8 citations76
US7975803B2Jul 12, 2011
Dismantlable scaffold and a railing adapter for it
PERI GMBH19 citations76
US6547482B2Apr 15, 2003
Hook strap
PERI GMBH12 citations74
US6109191AAug 29, 2000
Formwork table arrangement especially for ceilings and intermediate floors
PERI GMBH15 citations74
US5388666AFeb 14, 1995
Support scaffold
PERI GMBH15 citations74
US5060903AOct 29, 1991
Telescopic shuttering support
PERI GMBH18 citations74
US9303418B2Apr 5, 2016
Climbing cylinder of self-climbing formwork
PERI GMBH6 citations73
US9279261B2Mar 8, 2016
Method for manufacturing a formwork element
PERI GMBH4 citations73
US8360389B2Jan 29, 2013
Formwork systems for forming corners and T intersections using formwork elements comprising centrally lined up tie holes
PERI GMBH5 citations73
US10865575B2Dec 15, 2020
Bracket scaffold
PERI GMBH5 citations72
US10190326B2Jan 29, 2019
Scaffold with scaffold holder receptable and use of an aperture in a scaffold pole
PERI GMBH3 citations67
US9926711B2Mar 27, 2018
G-hook for mutual releasable connection of two prop portions of a variable length construction prop
PERI GMBH2 citations67
USD787915SMay 30, 2017
Locking and closing device
PERI GMBH4 citations66
US11473320B2Oct 18, 2022
Compensating ceiling formwork element for building around an obstacle
PERI GMBH4 citations65
US10907364B2Feb 2, 2021
Ceiling table and ceiling formwork comprising such a ceiling table
PERI GMBH1 citations63
US7992836B2Aug 9, 2011
Slab formwork system and method for preparation of slab formwork system of this type
PERI GMBH3 citations63
US7648306B2Jan 19, 2010
Concrete shell assembly
PERI GMBH5 citations63
US7073766B2Jul 11, 2006
Formwork system for concrete bodies
PERI GMBH2 citations63
US6223856B1May 1, 2001
Dismountable scaffolding with base plates arranged on cross struts
PERI GMBH6 citations63
US5935482AAug 10, 1999
Plate to support a ceiling mould
PERI GMBH2 citations63
US10331806B2Jun 25, 2019
Method for providing and assembling scaffolding units, each of which will be assembled from individual scaffolding components for constructing an industrial plant, in particular a petroleum refinery
PERI GMBH2 citations62
US10077567B2Sep 18, 2018
Method for reinforcing and calibrating a pipe portion
PERI GMBH2 citations62
US11788307B2Oct 17, 2023
Method for displacing a ceiling formwork, collision protection element, and ceiling formwork, supporting device and incremental launching device comprising such a collision protection element
PERI GMBH0 citations60
US9920541B2Mar 20, 2018
Scaffolding pipe of a structural scaffolding system and scaffolding element
PERI GMBH2 citations59
US11585106B2Feb 21, 2023
Side protector, ceiling formwork system having at least one such side protector, and method for erecting such a side protector
PERI GMBH1 citations57
US11105104B2Aug 31, 2021
Formwork apparatus and method for producing vertical wall sections that include connection reinforcement elements for a floor
PERI GMBH0 citations56
US6820374B2Nov 23, 2004
Stage construction
PERI GMBH4 citations54
US9470005B2Oct 18, 2016
Panel formwork systems for forming T-shaped intersections using panel formwork elements with centrally lined up tie holes
PERI GMBH0 citations52
US7156360B2Jan 2, 2007
Formwork system for forming transitions of reinforcement between concrete components and/or as termination of concrete formworks
PERI GMBH1 citations52
US10407926B2Sep 10, 2019
Sealing plug for closing an anchor hole in a concrete wall
PERI GMBH0 citations43
US10787826B2Sep 29, 2020
Support head, ceiling support, and ceiling formwork having such a ceiling support
PERI GMBH0 citations42
US10640994B2May 5, 2020
Ceiling formwork comprising a formwork part having a compensation element
PERI GMBH0 citations42
US7744057B2Jun 29, 2010
Curved concrete formwork
PERI GMBH0 citations42
US7708916B2May 4, 2010
Device and method for displacing a floor table mold
PERI GMBH0 citations42
US7472878B2Jan 6, 2009
Lowering device comprising a support structure
PERI GMBH0 citations42
Showing the top 50 of 52 patents by PatentIndex Score.