Mathieu André Guy Altwegg has been granted 2 US patents while listed as an inventor at Visa. The first was granted in 2022 and the most recent in September 2025. Mathieu André Guy Altwegg ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Mathieu André Guy Altwegg in Singapore, SG.