Query to find a single Microsoft hotfix

wmic qfe | find “938194”

Get list of hotfixes on remote computer with WMIC

PS C:\temp> wmic /node:server1 qfe >server1hf.csv

Background info:

http://www.windowsitpro.com/article/windows-management-instrumentation-wmi/get-hotfix-information-quickly-with-wmic

and

http://technet.microsoft.com/en-us/library/bb742610.aspx