Wellstream, Inc.
8Patents
0Active
8Granted
29Portfolio score
Filing activity: Jun 21, 1995 → Nov 3, 2000
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5730188A | Flexible conduit | Mechanical Engineering; Lighting; Heating | 103 | Expired |
| US6039083A | Vented, layered-wall deepwater conduit and method | Mechanical Engineering; Lighting; Heating | 50 | Expired |
| US5860682A | Stress isolated seal for flexible flowline connector | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US6446672B1 | Flexible pipe including vent passage and method of manufacturing same | Performing Operations; Transporting | 24 | Expired |
| US6592153B1 | High temperature end fitting | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US5639128A | Method of and apparatus for securing a multi-layered flexible flowline to an end fitting | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US6363974B1 | Flexible pipe and method of manufacturing same | Performing Operations; Transporting | 17 | Expired |
| US6386595B1 | Swivel joint and method for connecting conduits | Mechanical Engineering; Lighting; Heating | 8 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.