Sinclair Cunningham has been granted 18 US patents while listed as an inventor at Mannesmann Rexroth Ag. The first was granted in 1980 and the most recent in October 2008. Sinclair Cunningham ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Sinclair Cunningham in Kinghorn, GB.