P

Inventor

SIEGL ROBERT

AT31 patents
⚠️ This page may combine multiple inventors who share the name “SIEGL ROBERT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ALPLA WERKE ALWIN LEHNER GMBH & CO KG

17 patents
US12343910B2Jul 1, 2025

Method for producing an rPET plastic material for use in a thin-wall injection molding method and containers, such as cups, bowls, trays or multi-compartment packagings produced by the thin-wall injection molding method

ALPLA WERKE ALWIN LEHNER GMBH & CO KG2 citations74
US11028248B2Jun 8, 2021

System and process for recycling contaminated polyolefins

ALPLA WERKE ALWIN LEHNER GMBH & CO KG3 citations73
US11046481B2Jun 29, 2021

Stand sleeve for a plastic container capable of withstanding internal pressure

ALPLA WERKE ALWIN LEHNER GMBH & CO KG2 citations72
US11794378B2Oct 24, 2023

Method for reclaiming thermoplastic materials intended for recycling

ALPLA WERKE ALWIN LEHNER GMBH & CO KG0 citations62
US11642814B2May 9, 2023

Recycled pet barrier bottle

ALPLA WERKE ALWIN LEHNER GMBH & CO KG0 citations62
US11020886B2Jun 1, 2021

Method for producing thin-walled small plastic parts and thin-walled small plastic parts

ALPLA WERKE ALWIN LEHNER GMBH & CO KG0 citations62
US11014326B2May 25, 2021

Preforms and method for producing preforms

ALPLA WERKE ALWIN LEHNER GMBH & CO KG0 citations62
US10689144B2Jun 23, 2020

Plastic container with a cut neck produced in a stretch blow-molding method

ALPLA WERKE ALWIN LEHNER GMBH & CO KG1 citations62
US12589905B2Mar 31, 2026

Fiber-based container

ALPLA WERKE ALWIN LEHNER GMBH & CO KG0 citations61
US11912458B2Feb 27, 2024

Plastic container having at least a regional sharp-edged container geometry and process for producing the plastic container

ALPLA WERKE ALWIN LEHNER GMBH & CO KG0 citations53
US12515831B1Jan 6, 2026

Method for filling a plastic container

ALPLA WERKE ALWIN LEHNER GMBH & CO KG0 citations52
US12559283B2Feb 24, 2026

Refillable plastic container

ALPLA WERKE ALWIN LEHNER GMBH & CO KG0 citations51
US11897641B2Feb 13, 2024

Aerosol container made of plastic

ALPLA WERKE ALWIN LEHNER GMBH & CO KG0 citations51
US11794398B2Oct 24, 2023

Process for producing a blow-moulded plastic container and such a plastic container

ALPLA WERKE ALWIN LEHNER GMBH & CO KG0 citations51
US11014280B2May 25, 2021

Preform for producing a plastic container, production of the preform and plastic container produced from the preform, as well as its production

ALPLA WERKE ALWIN LEHNER GMBH & CO KG0 citations51
US10093472B2Oct 9, 2018

Stretch blow-molded plastic container, in particular plastic bottle, for compensating volume changes of the filling material, and preform

ALPLA WERKE ALWIN LEHNER GMBH & CO KG0 citations51
US10493683B2Dec 3, 2019

Stretch blow molding process

ALPLA WERKE ALWIN LEHNER GMBH & CO KG0 citations41

SIEGL ROBERT

4 patents

JOHNSON & SON INC S C

3 patents

INNOVIA FILMS LTD

2 patents

ALPLA WERKE

2 patents

BAYERISCHE MOTOREN WERKE AG

1 patent

ALPHA WERKE ALWIN LEHNER GMBH & CO KG

1 patent

WIELAND CHRISTIAN

1 patent