| Anmelder |
Datum |
Patentnummer |
Cluster |
| Ashland Oil, Inc. (Ashland, KY) |
1979-05-11 | 4293480.txt | cluster_41 |
| Dow Global Technologies, Inc. (Midland, MI, US) |
2003-04-25 | 7119131.txt | cluster_41 |
| General Motors Corporation (Detroit, MI, US) |
2003-11-07 | 6920911.txt | cluster_41 |