Daniel H. Scharff has been granted 20 US patents while listed as an inventor at Elo Touch Solutions. The first was granted in 1984 and the most recent in June 2020. Daniel H. Scharff ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Daniel H. Scharff in San Leandro, CA, US.