The granting of intellectual property waivers is not the right way to increase output of Covid-19 vaccines, the founder of German vaccine maker BioNTech said on Wednesday, advocating instead the award of production licences.

Such waivers are among the options being considered by US President Joe Biden's administration for maximising the production and supply of vaccines, though no decision has been made, White House press secretary Jen Psaki said on Tuesday.

"This is not a solution...