Inventor

Stefan Wieland

Inventor

Offenbach, DE

Overview

31→

Patents

1992–2021

Patent span

Chemistry

Primary field (CPC C)

Patents· 31 as inventor

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

B01Jprimary

B01JChemical or physical processes, e.g. catalysis or colloid chemistry22%

Y02PClimate change mitigation technologies in the production or processing of goods16%

C07CAcyclic or carbocyclic compounds13%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds10%

C01BNon-metallic elements9%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy6%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%

C07BGeneral methods of organic chemistry4%

Y10TTechnical subjects covered by former us classification4%

B01DSeparation2%

PatentTitleYear

11,090,637Fixed catalyst bed comprising metal foam bodies2021 7,198,862'Process for preparing a low-sulfur reformate gas for use in a fuel cell system'2007 7,150,866'Catalyst for autothermal reforming of hydrocarbons with increased water gas shift activity'2006 7,083,775'Process for the autothermal catalytic steam reforming of hydrocarbons'2006 6,949,683'Process for catalytic autothermal steam reforming of alcohols'2005 6,923,948'Combined heat and power plant and a process for the operation thereof'2005 6,723,298'Method for catalytic conversion of carbon monoxide in a hydrogen-containing gas mixture'2004 6,649,559'Supported metal membrane, a process for its preparation and use'2003 6,630,606'Acylation reactions of aromatic substrates'2003 6,566,558'Hydroformylation reactions'2003 6,555,088'Method for catalytic conversion of carbon monoxide in a hydrogen-containing gas mixture with improved cold start behavior'2003 6,413,449'Method of using catalyst for steam reforming of alcohols'2002 6,303,840'Alkylation reactions of aromatic subtrates'2001 6,156,933'Supercritical hydrogenation'2000 5,922,900'Process for producing carboxylic acid esters and catalysts therefor'1999 5,919,566'Inorganic support materials containing sulphonate and mercapto groups, process for the production thereof and use as catalyst'1999 5,852,217'Process for the production of primary and/or secondary amines from oxo compounds'1998 5,824,825'Phosphoric acid catalyst and its use'1998 5,808,123'Continuous method of producing .gamma.-aminopropyltrialkoxysilanes'1998 5,789,628'Production of 2,2\'-bis (4-hydroxyphenyl) propanes in the presence of organopolysiloxanes containing sulphonate and mercapto groups'1998 5,734,070'Hardening of unsaturated fats, fatty acids or fatty acid esters'1998 5,721,016'Process for the treatment of mineral building materials'1998 5,552,474'Aqueous solutions of organopolysiloxane-ammonium compounds, methods of their manufacture and use'1996 5,484,869'Formed organosiloxane amine copolycondensates, method of their preparation and use'1996 5,466,767'Shaped organosiloxane polycondensates, process for their preparation and use'1995 5,403,566'Recovery of hydrogenation catalysts from solutions of hydrogenated nitrile rubber'1995 5,352,791'Hydrating or oxidizing process using a metal-containing, shaped organosiloxane amine copolycondensate catalyst'1994 5,286,885'Process for preparing glycide by epoxidation using polymeric organosiloxane ammonium salts of oxoacids of the elements V, Nb, Ta, Mo, and W'1994 5,264,514'Metal-containing, shaped organosiloxane amine copolycondensates and methods of their production'1993 5,237,019'Metal-containing, shaped polymeric, tertiary and/or secondary organosiloxane amine compounds, method of their production and use'1993 5,093,451'Formed organosiloxane amine copolycondensates method of their preparation and use'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2002Patents assigned to DEGUSSA (18)· patent assignee history

1992–2007Based in Offenbach, DE· patent location history

1995Patents assigned to BAYER AG (1)· patent assignee history

2000–2003Patents assigned to SWAN THOMAS & CO LTD (4)· patent assignee history

2000Based in Offfenbach, DE· patent location history

2003–2004Patents assigned to DMC2 DEGUSSA METALS CATALYSTS (2)· patent assignee history

2005–2007Patents assigned to UMICORE AG & CO KG (5)· patent assignee history

2021Based in Hanau, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DEGUSSA	18	1992–2002
UMICORE AG & CO KG	5	2005–2007
SWAN THOMAS & CO LTD	4	2000–2003
DMC2 DEGUSSA METALS CATALYSTS	2	2003–2004
BAYER AG	1	1995

Locations

Location	Patents	Span
Offenbach, DE	29	1992–2007
Hanau, DE	1	2021
Offfenbach, DE	1	2000