How to list of installed software that matches control panel add/remove ... ?

[Chris]

'add/remove programs' or 'programs and features' list 

getting list of installed software that matches control panel's 

here is the way to get the installed programs list.

the registry key:

/LM/Software/Microsoft/Windows/CurrentVersion/Uninstall/ 

this query result just list the software which package by win-installer

is 

WMI :

Win32_Product

But these methods are not list all of the installed software, the list is not match with the control panel's add/remove programs ...

And many PC assistant program can list all of the installed software, like: QQ Management. CClearn & etc.

how did they do that?

So ,This is my question. 

this is some reference :

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