Michael DeWitt Culler has been granted 26 US patents while listed as an inventor at Ipsen Pharma S.A.S.. The first was granted in 1985 and the most recent in November 2017. Michael DeWitt Culler ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Michael DeWitt Culler in Hopkinton, MA, US.