About: http://webisa.webdatacommons.org/434620375

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	However, obtaining strong patents can be a challenge for some companies because the technology often involves cross-disciplinary expertise drawn from a variety of different types of specialist engineers and scientists.
http://www.w3.org/ns/prov#wasQuotedFrom	freehillspatents.com