Assignee
TRANSOCEAN SEDCO FOREX INC
US·2 granted patents·339 citations·filing 1998–1999
Technology mixE21B2
Top patents by PatentIndex Score
2 records- 0190US6273193B1Dynamically positioned, concentric riser, drilling method and apparatusTRANSOCEAN SEDCO FOREX INC·Filed 1998·Granted Aug 14, 2001·285 cites·21 claims
- 0268US6443240B1Dual riser assembly, deep water drilling method and apparatusTRANSOCEAN SEDCO FOREX INC·Filed 1999·Granted Sep 3, 2002·54 cites·19 claims
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