Assignee

WELLDOG INC

US·1 granted patent·73 citations·filing 2002–2002

Technology mixE21B1 G01J1 G01N1 G01V1

Top patents by PatentIndex Score

1 record

0191US6678050B2In-situ detection and analysis of methane in coal bed methane formations with spectrometersWELLDOG INC·Filed 2002·Granted Jan 13, 2004·73 cites·73 claims

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