Seeing as I am all ways asking for help on here I thought I may share something. Below is a list of uninstall strings from all version of Java 6 & 7. I created a script and target all my machines to uninstall all java 7 versions.
Java 6
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216043FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216042FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216041FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216040FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216039FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216038FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216037FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216036FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216035FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216034FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216033FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216032FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216031FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216030FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216029FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216028FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216027FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216026FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216025FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216024FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216023FF} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216022FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160220} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216021FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160210} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216020FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160200} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216019FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160190} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216018FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160180} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216017FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160170} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216016FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160160} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216015FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160150} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216014FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160140} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216013FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160130} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216012FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160120} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216011FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160110} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216010FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160100} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216009FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160090} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216008FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160080} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216007FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160070} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216006FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160060} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216005FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160050} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216004FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160040} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216003FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160030} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216002FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160020} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216001FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160010} /qn
msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83216000FF} /qn
msiexec.exe /x {3248F0A8-6813-11D6-A77B-00B0D0160000} /qn
Java 7
@ECHO OFF msiexec /x {26A24AE4-039D-4CA4-87B4-2F03217071FF} /quiet
@ECHO OFF msiexec /x {26A24AE4-039D-4CA4-87B4-2F06417071FF} /quiet
@ECHO OFF msiexec /x {26A24AE4-039D-4CA4-87B4-2F03217067FF} /quiet
@ECHO OFF msiexec /x {26A24AE4-039D-4CA4-87B4-2F06417060FF} /quiet
@ECHO OFF msiexec /x {26A24AE4-039D-4CA4-87B4-2F06417067FF} /quiet
@ECHO OFF msiexec /x {26A24AE4-039D-4CA4-87B4-2F03217060FF} /quiet
@ECHO OFF msiexec /x {26A24AE4-039D-4CA4-87B4-2F03217065FF} /quiet
@ECHO OFF msiexec /x {26A24AE4-039D-4CA4-87B4-2F06417065FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83217055FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83217051FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83217045FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83217040FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217025FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417017FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217017FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217016FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217015FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217014FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217013FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217012FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217011FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217010FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217009FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217008FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217007FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83217006FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217005FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83217004FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83217003FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83217002FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F83217001FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F86417055FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F86417051FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F86417045FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F86417040FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417025FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F83217017FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417017FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417016FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417015FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417014FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417013FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417012FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417011FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417010FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417009FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417008FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417007FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F86417006FF} /quiet
@ECHO OFF msiexec.exe /X {26A24AE4-039D-4CA4-87B4-2F86417005FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F86417004FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F86417003FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F86417002FF} /quiet
@ECHO OFF msiexec.exe /x {26A24AE4-039D-4CA4-87B4-2F86417001FF} /quiet