Michael D. Cleckner has been granted 9 US patents while listed as an inventor at ExxonMobil. The first was granted in 1998 and the most recent in October 2023. Michael D. Cleckner ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Michael D. Cleckner in Honeoye, NY, US.