PREFIX core: <http://vivoweb.org/ontology/core#>
PREFIX rdf:  <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX bibo: <http://purl.org/ontology/bibo/>

CONSTRUCT {
     ?assignee ?property ?object .   
} WHERE {
     PERSON_URI core:relatedBy ?authorship .
     ?authorship a core:Authorship .
     ?authorship core:relates ?patent . 
     ?patent rdf:type bibo:Patent .
     ?patent core:assignee ?assignee .
     ?assignee ?property ?object .   
}