PDF(1230 KB)
Patent Group Avoidance Design Based on Function Ontology and Extension Theory
CHEN Jin-cheng, CHENG Si-yuan, YANG Xue-rong
Packaging Engineering ›› 2023, Vol. 44 ›› Issue (2) : 188-196.
PDF(1230 KB)
PDF(1230 KB)
Patent Group Avoidance Design Based on Function Ontology and Extension Theory
patent group; function ontology; function structure; extension analysis; extension transformation
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