Assignee
LANDRY SERVICE CO INC
US·4 granted patents·162 citations·filing 1988–1997
Top patents by PatentIndex Score
4 records- 0186US5740821ATank cleaning using remotely controlled manway mounted robotic systemLANDRY SERVICE CO INC·Filed 1996·Granted Apr 21, 1998·59 cites·5 claims
- 0284US5640982ATank cleaning system using collapsible robotic tank entry vehicleLANDRY SERVICE CO INC·Filed 1994·Granted Jun 24, 1997·45 cites·6 claims
- 0370US5776257AGas tight tank cleaning methodLANDRY SERVICE CO INC·Filed 1997·Granted Jul 7, 1998·32 cites·8 claims
- 0464US4897205AMethod for treating waste materialLANDRY SERVICE CO INC·Filed 1988·Granted Jan 30, 1990·26 cites·15 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →