Archer Beats Out Joby for Lilium eVTOL Patents

Archer Aviation secures about 300 patents covering ducted fans, propellers, engines, and more. 

https://www.flyingmag.com/archer-secures-lilium-evtol-patents/?fbclid=Iwb21leANdXptjbGNrA11emWV4dG4DYWVtAjExAAEeP1gtWYjiRwvmk0t3qhwutaLVhh-TgFnmTyvX_cPX9Wn8Fda6UKIkJggsl3k_aem_f8xe54W_3qgmYM9CaLoPxg