William C. Quinlan
3Patents
3Active
3Granted
41Portfolio score
Filing activity: May 8, 2008 → Oct 13, 2011 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8371390B2 | Dual packer for a horizontal well | Fixed Constructions | 2 | Active |
| US8037941B2 | Dual packer for a horizontal well | Fixed Constructions | 1 | Active |
| US7748443B2 | Dual packer for a horizontal well | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.