Assignee
ENVIRONMENTAL IMPROVEMENT TECH
US·3 granted patents·335 citations·filing 1991–1994
Top patents by PatentIndex Score
3 records- 0194US5221159ASubsurface contaminant remediation, biodegradation and extraction methods and apparatusesENVIRONMENTAL IMPROVEMENT TECH·Filed 1991·Granted Jun 22, 1993·157 cites·30 claims
- 0286US5277518AContaminant remediation, biodegradation and removel methods and apparatusENVIRONMENTAL IMPROVEMENT TECH·Filed 1991·Granted Jan 11, 1994·101 cites·114 claims
- 0382US5472294AContaminant remediation, biodegradation and volatilization methods and apparatusesENVIRONMENTAL IMPROVEMENT TECH·Filed 1994·Granted Dec 5, 1995·77 cites·97 claims
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