Any process that increases the frequency or rate of receptor biosynthesis. Receptor biosynthesis is the collection of chemical reactions and pathways resulting in the formation of a receptor molecule, a macromolecule that undergoes combination with a hormone, neurotransmitter, drug or intracellular messenger to initiate a change in cell function. (Gene Ontology, GO_0010870)
12 genes participating in the positive regulation of receptor biosynthetic process biological process from the curated GO Biological Process Annotations dataset.