Our translator does not allow export of Catia. You can use STEP just as easily.
13" Macbook Pro Retina - OSX 10.10.1 in Portland, Oregon
Look at your product's help then http://wikihelp.autodesk.com/Inventor_Fusion/enu/2
it does export to CATIA.
You can export solid data in the following file formats: Catia V5R18, parts and assemblies
Access a broad range of knowledge to help get the most out of your products and services.