| Anmelder |
Datum |
Patentnummer |
Cluster |
| Iowa State University Research Foundation, Inc. (Ames, IA) |
1992-01-07 | 5241029.txt | cluster_16 |
| Iowa State University Research Foundation, Inc. (Ames, IA) |
1993-06-08 | 5312649.txt | cluster_16 |
| Iowa State University Research Foundation, Inc. (Ames, IA) |
1994-02-28 | 5457074.txt | cluster_16 |