PP ENERGY APS
🏢 View company profile →12Patents
11Active
12Granted
50Portfolio score
Filing activity: Dec 4, 2002 → Nov 9, 2021 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7521083B2 | Method and apparatus for treatment of a rotor blade on a windmill | Emerging Cross-Sectional Technologies | 12 | Expired |
| US8083029B2 | Device for enabling access to a structure above ground level | Emerging Cross-Sectional Technologies | 11 | Active |
| US8490749B2 | Device for enabling access to a structure above ground level | Emerging Cross-Sectional Technologies | 8 | Active |
| US10161389B2 | Device for enabling access to a wind turbine | Emerging Cross-Sectional Technologies | 4 | Active |
| US7931254B2 | Hoisting device | Emerging Cross-Sectional Technologies | 4 | Active |
| US8534421B2 | Device for enabling access to a structure above ground level | Emerging Cross-Sectional Technologies | 3 | Active |
| US9714642B2 | Lifting device for connecting two rotor blade segments of a wind turbine | Emerging Cross-Sectional Technologies | 2 | Active |
| US11525435B2 | Water intrusion prevention system for turbine blades | Emerging Cross-Sectional Technologies | 1 | Active |
| US10260483B2 | Fixation device for servicing wind turbine components | Emerging Cross-Sectional Technologies | 1 | Active |
| US8887664B2 | Method and apparatus for treatment of a rotor blade on a windmill | Emerging Cross-Sectional Technologies | 1 | Active |
| US10487802B2 | Lifting device for connecting two rotor blade segments of a wind turbine | Emerging Cross-Sectional Technologies | 0 | Active |
| US12196181B2 | Temporary enclosure for at least a part of a rotor blade | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.