Frederic Charpentier has been granted 20 US patents while listed as an inventor at Optis Wireless Technology. The first was granted in 2007 and the most recent in October 2025. Frederic Charpentier ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Frederic Charpentier in Langen, DE.