Norbert Goldmann
2Patents
0Active
2Granted
19Portfolio score
Filing activity: Mar 16, 2001 → Mar 3, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6938935B2 | Metering device for sand spreading devices, especially for rail vehicles | Performing Operations; Transporting | 3 | Expired |
| US7128284B2 | Sprinkling appliance | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.