If the updater keeps showing items then it would seem they are not installed.
Try this litle gem, which will list every update 'hotfix' correctly installed and tell you which isn't. It does a whole lot more too. Just click on the asterisks to find where everything is on your computer. TC.
'The Belarc Advisor builds a detailed profile of your installed software and hardware and displays the results in your Web browser.'
'All of your PC profile information is kept private on your PC and is not sent to any web server.'