Inventor · disambiguated record
Clarence Michael
Also filed as: MICHAEL CLARENCE
7 granted patents·139 citations·filing 1994–2006
85Inventor score
Technology areasE21B
Top patents by PatentIndex Score
7 records- 0169US5425416AFormation injection tool for down-bore in-situ disposal of undesired fluidsENVIRO TECH TOOLS INC·Filed 1994·Granted Jun 20, 1995·68 cites·22 claims
- 0256US7150315B2Downhole fluid disposal apparatus and methodsDOWN HOLE INJECTION INC·Filed 2005·Granted Dec 19, 2006·6 cites·10 claims
- 0355US5579838AAbove production disposal toolENVIRO TECH TOOLS INC·Filed 1995·Granted Dec 3, 1996·42 cites·19 claims
- 0445US6886636B2Downhole fluid disposal apparatus and methodsDOWN HOLE INJECTION INC·Filed 2002·Granted May 3, 2005·12 cites·13 claims
- 0535US7401645B2Downhole fluid disposal apparatus and methodsDOWN HOLE INJECTION INC·Filed 2006·Granted Jul 22, 2008·0 cites·2 claims
- 0629US6193483B1Full flow tubing stationary valve pump apparatusFiled 1999·Granted Feb 27, 2001·7 cites·28 claims
- 0728US5979552ADual annulus production toolDOWN HOLE INJECTION INC·Filed 1997·Granted Nov 9, 1999·4 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →