Bert E. Loughmiller has been granted 1 US patent while listed as an inventor at A.P.M. Co.. All of these patents were granted in 1982. Bert E. Loughmiller ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Bert E. Loughmiller in Benicia, CA, US.