US10430524B1, Stiles, Jody Todd; Kanjarkar, Satish Rao & Darwatkar, Sachin, "Constructing multi-element features using a 3D CAD system", issued 2019-10-01
US10303809B2, Banta, Marlon Robert Leon; Huang, Li-Ling & Chirla, Subbi Reddy, "Automatic creation of fasteners for simulating a computer-aided design (CAD) model", issued 2019-05-28
US10635461B2, Padmanabhan, Hari & Roderick, Amina M., "Computer-aided interactive learning", issued 2020-04-28
US9465894B1, Lorono, Matthew; Kulkarni, Nikhil & Spine, Thomas M., "Generation of section view cutting lines with automatic constraints", issued 2016-10-11