Assignee

SHELL E & P TECHNOLOGY COMPANY

US·1 granted patent·54 citations·filing 1997–1997

Technology mixB08B1

Top patents by PatentIndex Score

1 record

0184US6070285APipe cleaning apparatus for oil or gas pipelinesSHELL E & P TECHNOLOGY COMPANY·Filed 1997·Granted Jun 6, 2000·54 cites·25 claims

Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →