Inventor
Heinz Kragl
Inventor
Troisdorf, DE
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Fprimary
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium64%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry18%
C07CAcyclic or carbocyclic compounds18%
PatentTitleYear
6,147,239'Process for preparing n, n\'-disubstituted p-quinonediimines, their use and organosilanes containing methacryloxy or acryloxy groups, processes for their stabilization and their preparation'20005,856,542'Process for preparing N,N\'-disubstituted P-quinonediimines, their use and organosilanes containing methacryloxy or acryloxy groups, processes for their stabilization and their preparation'19995,371,216'Pyridinium salts containing alkoxysilyl groups'19945,235,051'Pyridinium salts containing alkoxysilyl groups'19935,117,027'Process for the preparation of organosilanes containing methacryloyloxy or acryloyloxy groups'19924,946,977'Method for the preparation of organosilanes containing methacryloxy or acryloxy groups'19904,927,948'Process for stabilizing organosilanes containing methacryloxy or acryloxy groups'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–2000Patents assigned to HUELS CHEMISCHE WERKE AG (6)· patent assignee history
1990Patents assigned to HUELS TROISDORF (1)· patent assignee history
1990–2000Based in Troisdorf, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HUELS CHEMISCHE WERKE AG | 6 | 1990–2000 |
| HUELS TROISDORF | 1 | 1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Troisdorf, DE | 7 | 1990–2000 |