Inventor
Wilhelm Saleck
Inventor
Bergisch Gladbach, DE
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Cprimary
G03CPhotosensitive materials for photographic purposes58%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests15%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds12%
C07DHeterocyclic compounds8%
C07CAcyclic or carbocyclic compounds4%
C09DCoating compositions, e.g. paints, varnishes or lacquers4%
PatentTitleYear
4,458,009'Process for the production of color photographic images and photographic recording materials'19844,450,225'Silver halide emulsion prepared by converting silver phosphate'19844,413,055'Silver halide emulsion, a photographic material and a process for the production of photographic images'19834,401,751'Silver salt emulsion, photographic material and process for the production of photographic images'19834,396,707'Photographic material, process for the production thereof, process for the production of photographic images and new triazoles'19834,297,439'Production of photographic silver halide emulsion'19814,294,920'Photographic silver halide emulsion'19814,284,718'Photographic silver halide materials containing sulfur containing polymers'19814,278,759'Process of preparing photographic silver halide emulsion'19814,241,173'Process for the preparation of silver halide emulsions'19804,202,695'Photographic Lippmann emulsions'19804,152,161'Photographic silver halide emulsion with hetero-N containing polymeric binder'19794,075,020'Process for the preparation of silver halide emulsions'19784,030,929'Photographic silver halide emulsion'19773,967,966'Photographic gelatine layers with improved physical and photographic properties'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1984Patents assigned to AGFA GEVAERT AG (14)· patent assignee history
1976–1981Based in Schildgen, DT· patent location history
1980Patents assigned to AGFA GEVAERT NV (1)· patent assignee history
1981–1984Based in Bergisch Gladbach, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AGFA GEVAERT AG | 14 | 1976–1984 |
| AGFA GEVAERT NV | 1 | 1980 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bergisch Gladbach, DE | 8 | 1981–1984 |
| Schildgen, DT | 7 | 1976–1981 |