Inventor
Peter Wenzl
Inventor
Cologne, DE
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds30%
B41MPrinting, duplicating, marking, or copying processes20%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry10%
C07DHeterocyclic compounds10%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds10%
C12NMicroorganisms or enzymes10%
C12YEnzymes10%
PatentTitleYear
7,205,440'Method of producing amines'20077,148,407'Fungal beta-glucuronidase genes and gene products'20066,716,889'Process for the preparation of strongly basic anion exchangers using ethylene oxide'20046,294,502'Thermally-responsive record material'20016,015,771'Thermally-responsive record material'20004,355,185'Process for the preparation of 2-mercaptoalkyl-sulphides and 2-mercaptoalkylethers'19824,341,719'Process for the preparation of 1-amino-2-ethoxy-naphthalene-6-sulphonic acid'19824,137,238'Process for the preparation of 2-hydroxycarbazoles'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–2004Patents assigned to BAYER AG (5)· patent assignee history
1979–2001Based in Cologne, DE· patent location history
1982Patents assigned to AGFA GEVAERT AG (1)· patent assignee history
2004Based in Kln, DE· patent location history
2006Patents assigned to CAMBIA (1)· patent assignee history
2006Based in Canberra, AU· patent location history
2007Patents assigned to LANXESS DEUTSCHLAND GMBH (1)· patent assignee history
2007Based in Köln, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAYER AG | 5 | 1979–2004 |
| AGFA GEVAERT AG | 1 | 1982 |
| CAMBIA | 1 | 2006 |
| LANXESS DEUTSCHLAND GMBH | 1 | 2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cologne, DE | 5 | 1979–2001 |
| Köln, DE | 1 | 2007 |
| Canberra, AU | 1 | 2006 |
| Kln, DE | 1 | 2004 |