Yes, this is a custom JSP page that you can link in to the Reports dropdown. Check out older copies of the Customizer's Guide (11.1 since I could not find it in online help). Page 1114, Customizing a Bill of Materials. From that framework, you can modify the JSP to add your where used information on top. You need to have experience with JSP, Java and customizing pages. Also, note that a where used can get large since it ripples up many branches especially if the component is used in many places. See how the current Where used page is displayed. Its basically a tree.