Michael Roy Chambers, Sr. has been granted 9 US patents while listed as an inventor at ExxonMobil. The first was granted in 1995 and the most recent in July 2025. Michael Roy Chambers, Sr. ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Michael Roy Chambers, Sr. in Lindale, TX, US.