Assignee
SPECTRAL INC
US·4 granted patents·152 citations·filing 1996–1999
Top patents by PatentIndex Score
4 records- 0189US6258756B1Salt water drilling mud and methodSPECTRAL INC·Filed 1999·Granted Jul 10, 2001·86 cites·43 claims
- 0260US6105691AModular drilling fluid system and methodSPECTRAL INC·Filed 1998·Granted Aug 22, 2000·19 cites·35 claims
- 0360US5755295AModular drilling fluid system and methodSPECTRAL INC·Filed 1996·Granted May 26, 1998·19 cites·9 claims
- 0457US6267186B1Spotting fluid and method of treating a stuck pipeSPECTRAL INC·Filed 1999·Granted Jul 31, 2001·28 cites·4 claims
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