Graaff GmbH
4Patents
0Active
4Granted
26Portfolio score
Filing activity: May 15, 1990 → Dec 7, 1993
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5107622A | Sealing for containers, in particular for refrigerated containers | Performing Operations; Transporting | 40 | Expired |
| US5201340A | Automatic drainage device for cargo containers | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5050402A | Container for temperature-controlled and environmentally controlled transport of perishable goods | Human Necessities | 11 | Expired |
| US5419456A | Connection between the lower end of a side wall plate and the bottom plate of a large container | Performing Operations; Transporting | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.