Inventor
Michael Merkel
Inventor
Dusseldorf, DE
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds24%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry7%
B29CShaping or joining of plastics7%
Y02PClimate change mitigation technologies in the production or processing of goods7%
Y10TTechnical subjects covered by former us classification7%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form4%
C08JWorking-up4%
E01DConstruction of bridges, elevated roadways or viaducts4%
E04BGeneral building constructions4%
E04CStructural elements4%
PatentTitleYear
10,843,927Energy-efficient method for providing a purified phosgene vapor20209,682,917'Method for treating a substance mixture comprising an aromatic amine, in particular a substance mixture of raw aniline'20179,469,594'Method for stopping a reaction during the production of aromatic amines from nitroaromatics'20169,447,021'Process for the purification of aniline from gas phase hydrogenations'20169,364,810'Chemical reactor with knitted wire mesh fabric as a holding device for particles'20169,290,438'Method for starting a reaction during the production of aromatic amines from nitroaromatics'20169,284,256'Process for the production of nitrobenzene by adiabatic nitration'20169,266,094'Catalyst and method for producing aromatic amines in the gas phase'20169,260,377'Method for producing nitrobenzene by adiabatic nitriding'20169,139,510'Process for preparing aromatic amines'20159,012,700'Method for continuous production of nitrobenzene'20158,753,473'Composite structural elements and method of making same'20148,560,936'Methods and computer systems for displaying time variant tabular data'20138,484,918'Composite structural elements and method of making same'20136,331,585'Formulations for making protective paints and coatings'20016,117,376'Method of making foam-filled composite products'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001Based in Gattendorf, DE· patent location history
2013–2016Patents assigned to MERKEL MICHAEL (5)· patent assignee history
2013–2014Based in Florence, AZ, US· patent location history
2013Based in Ilvesheim, DE· patent location history
2015–2016Patents assigned to BAYER IP GMBH (4)· patent assignee history
2015–2016Patents assigned to WILKE KARL-HEINZ (3)· patent assignee history
2015–2016Based in Düsseldorf, DE· patent location history
2016–2017Patents assigned to BAYER MATERIALSCIENCE AG (6)· patent assignee history
2016–2020Patents assigned to COVESTRO DEUTSCHLAND AG (4)· patent assignee history
2016–2020Based in Dusseldorf, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAYER MATERIALSCIENCE AG | 6 | 2016–2017 |
| MERKEL MICHAELself | 5 | 2013–2016 |
| BAYER IP GMBH | 4 | 2015–2016 |
| COVESTRO DEUTSCHLAND AG | 4 | 2016–2020 |
| WILKE KARL-HEINZ | 3 | 2015–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Dusseldorf, DE | 7 | 2016–2020 |
| Düsseldorf, DE | 4 | 2015–2016 |
| Florence, AZ, US | 2 | 2013–2014 |
| Ilvesheim, DE | 1 | 2013 |
| Gattendorf, DE | 1 | 2001 |