About: http://webisa.webdatacommons.org/213845402

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	He held more than 60 patents and was a co-inventor of the handheld electronic calculator and thermal printer.
http://www.w3.org/ns/prov#wasQuotedFrom	draperprize.org