In a bowl, whisk together the flour, cinnamon, baking soda, powder, ginger, cardamom, salt and nutmeg. In a larger bowl, whisk together the melted butter, oil and sugar until smooth. Whisk in each egg one at a time until combined. Whisk in the vanilla extra. All the dry ingredients to the wet and stir with a large spoon until just combined. Fold in the grated pear. Spoon the batter overtop of the pears in the loaf pan. Place the loaf pan on a baking sheet. Bake for 65 to 75 minutes, or until the bread is set. Let cool for 15 to 20 minutes, then gently invert onto a cutting board or piece of parchment. Let cool completely before slicing.