After Upgrading Maximo from 7.1 to 7.6.1.1 we had an issue with
Maximo Result set, Empty Date fields are filled up with the current Date.
Below is the fix applied to resolve it.
Find resultsetportlet.jsp file
#WebSphere_Root/webclient/components/resultsetportlet.jsp
Search for "type==MXFormat.DATE" and change the if clause to below,
if ((type==MXFormat.DATE ||
type==MXFormat.DATETIME ) &&
finalData !=null && finalData.trim().length()>0)
Now you can see that Empty Date fields showing blank in Result Set