Yes, Patagonia jackets are machine washable in warm water (40º C) using mild detergent and do not use a fabric softener.
To tumble dry your Patagonia jacket use a low heat setting and do not iron.
The instructions are printed on a white label inside their garments. It’ll be good if you follow the instruction for the long and interesting life of your Patagonia jackets.
For A Patagonia down jacket refer to this video: