Complex sentence: Miller and Joseph Harkins worked at Sony Pictures Imageworks when they filed the "Musculo-skeletal shape skinning" patent used in the making of Spider-Man 3 which was later considered for a 2013 Technical & Science Academy Award.
Split into simpler sentences: Miller and Joseph Harkins worked at Sony Pictures Imageworks when they filed the patent for the "Musculo-skeletal shape skinning" system used in the making of "Spider-Man 3". This patent was considered for a 2013 Technical & Science Academy Award.