Mitsuhiro Funatsu has been granted 2 US patents while listed as an inventor at Sg. The first was granted in 1992 and the most recent in January 1995. Mitsuhiro Funatsu ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Mitsuhiro Funatsu in Nagareyama, JP.