Inventor
Thomas Hubsch
Inventor
Koln, DE
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Cprimary
G03CPhotosensitive materials for photographic purposes50%
C07CAcyclic or carbocyclic compounds25%
C07DHeterocyclic compounds13%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium13%
PatentTitleYear
6,824,965'Bleach bath'20046,251,574'Color photographic developer concentrate'20015,976,772'Bleach-fixing bath for color photographic material'19995,731,133'Process for the production of a chromogenically developed color photographic image using a compound capable of reacting with primary aromatic amines'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–1999Patents assigned to AGFA GEVAERT AG (2)· patent assignee history
1998Based in Leverkusen, DE· patent location history
1999–2001Based in Koln, DE· patent location history
2001–2004Patents assigned to AGFA GEVAERT (2)· patent assignee history
2004Based in Kln, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AGFA GEVAERT | 2 | 2001–2004 |
| AGFA GEVAERT AG | 2 | 1998–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Koln, DE | 2 | 1999–2001 |
| Kln, DE | 1 | 2004 |
| Leverkusen, DE | 1 | 1998 |