Clair E. Piatt has been granted 6 US patents while listed as an inventor at Kuhlman. The first was granted in 1987 and the most recent in February 1990. Clair E. Piatt ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Clair E. Piatt in Bronson, MI, US.