Unicor GmbH
10Patents
9Active
10Granted
44Portfolio score
Filing activity: Nov 13, 1987 → Oct 8, 2020 · 6 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4787598A | Apparatus for the continuous production of pipes with cross-profiled walls | Performing Operations; Transporting | 24 | Expired |
| US8727760B2 | Device for producing thermoplastic corrugated pipes | Performing Operations; Transporting | 4 | Active |
| US8043082B2 | Injection head for a corrugator for the production of plastics pipes | Performing Operations; Transporting | 1 | Active |
| US8500432B2 | Corrugator device with a mould release device | Performing Operations; Transporting | 0 | Active |
| US8430659B2 | Corrugator device with a gripper | Performing Operations; Transporting | 0 | Active |
| US8231824B2 | Method and device for producing a double-walled thermoplastic corrugated pipe having a connecting sleeve | Performing Operations; Transporting | 0 | Active |
| US10981317B2 | Device for producing plastic pipes | Performing Operations; Transporting | 0 | Active |
| US11628612B2 | Device for producing plastic pipe | Performing Operations; Transporting | 0 | Active |
| US7452319B2 | Apparatus for producing double-walled composite tubes | Performing Operations; Transporting | 0 | Active |
| US11020891B2 | Device for producing plastic pipes | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.