Inventor
Christian Gnabs
Inventor
Kelkheim, DE
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation25%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry13%
C01BNon-metallic elements13%
C02FTreatment of water, waste water, sewage, or sludge13%
C07CAcyclic or carbocyclic compounds13%
Y02CCapture, storage, sequestration or disposal of greenhouse gases [ghg]13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
7,601,202'Method and device for reducing the carbon dioxide concentration in air'20097,014,681'Flexible and porous membranes and adsorbents, and method for the production thereof'20064,057,576'Process for isolating 2-hydroxynaphthalene carboxylic acids from reaction mixtures of the alkali metal salts of 2-hydroxynaphthalene with carbon dioxide'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977Patents assigned to HOECHST AG (1)· patent assignee history
1977–2009Based in Kelkheim, DE· patent location history
2006–2009Patents assigned to BLUE MEMBRANES GMBH (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BLUE MEMBRANES GMBH | 2 | 2006–2009 |
| HOECHST AG | 1 | 1977 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kelkheim, DE | 3 | 1977–2009 |