Inventor

Stefan Zikeli

Inventor

Regau, AT

Overview

52→

Patents

1992–2021

Patent span

Textiles

Primary field (CPC D)

Patents· 52 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

D01Fprimary

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons18%

D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons14%

C08JWorking-up7%

B29CShaping or joining of plastics6%

C08BPolysaccharides5%

Y10TTechnical subjects covered by former us classification4%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%

B29BPreparation or pretreatment of the material to be shaped4%

C08LCompositions of macromolecular compounds3%

B01DSeparation2%

PatentTitleYear

11,091,453Production of an amine oxide by oxidation of a tertiary amine2021 11,073,177Rotational sliding bearing2021 RE048466Modular reactor2021 10,913,048Pressure-regulated multi-reactor system2021 10,557,668Pipe system including internal heat exchangers2020 10,532,507Method for the purification of a fluid and filtering device2020 10,323,191Pressure-controlled reactor2019 10,208,402Spin bath and method for consolidation of a shaped article2019 9,803,763'Pipe comprising a pressure relief valve'2017 9,751,247'Extrusion method'2017 9,555,822'Electric trolley'2017 9,447,522'Extrusion method'2016 9,101,903'Modular reactor'2015 8,580,167'Lyocell method comprising an adjustment of the processing duration based on the degree of polymerization'2013 8,496,748'Polymer composition and molded articles produced therefrom'2013 8,317,503'Device for producing Lyocell fibers'2012 7,951,237'Polymer composition and molded articles produced therefrom'2011 7,614,864'Ergonomic spinning system'2009 7,364,681'Spinning device and method having cooling by blowing'2008 7,314,570'Method for removing heavy metals from media containing heavy metals by means of a Lyocell moulded body, cellulosic moulded body comprising absorbed heavy metals, and the use of the same'2008 7,303,710'Method and device for extruding a continuous moulded body'2007 7,270,779'Method and device for producing continuous molded bodies'2007 7,204,265'Bursting insert'2007 7,029,622'Method for extruding a continuous molded body'2006 7,025,926'Method for extruding a continuous shaped body'2006 7,004,188'Anti-rupture device'2006 6,997,249'Fluid guidance piece with internal temperature equalization'2006 6,644,845'Buffer store for polymer melts, especially cellulose solutions'2003 5,984,655'Spinning process and apparatus'1999 5,968,434'Process of making cellulose moldings and fibers'1999 5,921,675'Method for keeping and delivering a homogeneous cellulose suspension'1999 5,890,504'Process for transporting a thermally unstable viscous mass'1999 5,826,978'Device and method for controlling pressure in a flowing viscous mass within a system for processing cellulose solutions'1998 5,798,125'Device for the preparation of cellulose mouldings'1998 5,794,642'Process for transporting thermally unstable viscous masses'1998 5,755,318'Device for the continuous delivery of materials with low flowability'1998 5,698,151'Process of making cellulose fibres'1997 5,656,224'Process for the production of a cellulose suspension'1997 5,650,112'Process of making cellulose fibers'1997 5,626,810'Process for the preparation of cellulose solutions'1997 5,607,639'Process for the preparation of cellulose sheet'1997 5,603,883'Process of and apparatus for making celluose products'1997 5,589,125'Process of and apparatus for making cellulose mouldings'1996 5,582,783'Process for controlling a flowing cellulose suspension'1996 5,393,225'Rotating tube heat treatment installation, in particular rotating tubular kiln, with indirect heat feed or dissipation'1995 5,330,567'Process and arrangement for preparing a solution of cellulose'1994 5,252,284'Method of producing shaped cellulosic articles'1993 5,216,144'Method of producing shaped cellulosic articles'1993 5,189,152'Cellulose solution in water and NMMO'1993 5,178,764'Process for cleaning or purifying aqueous N-methylmorpholine-N-oxide solutions'1993 5,118,423'Method of removing water from a dilute solution of N-methylmorpholine-N-oxide, N-methylmorpholine, or morpholine'1992 5,094,690'Process and arrangement for preparing a solution of cellulose'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2013Patents assigned to CHEMIEFASER LENZING AG (26)· patent assignee history

1992–2021Based in Regau, AT· patent location history

2003–2008Patents assigned to ZIMMER A G (8)· patent assignee history

2008–2020Patents assigned to ZIKELI STEFAN (9)· patent assignee history

2008–2020Patents assigned to ECKER FRIEDRICH (7)· patent assignee history

2015–2021Patents assigned to AUROTEC GMBH (13)· patent assignee history

2015Based in Ã–sterreich, AT· patent location history

2021Based in Osterreich, AT· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CHEMIEFASER LENZING AG	26	1992–2013
AUROTEC GMBH	13	2015–2021
ZIKELI STEFANself	9	2008–2020
ZIMMER A G	8	2003–2008
ECKER FRIEDRICH	7	2008–2020

Locations

Location	Patents	Span
Regau, AT	50	1992–2021
Osterreich, AT	1	2021
Ã–sterreich, AT	1	2015