Search (2 results, page 1 of 1)

Krestel, H.: Informationen aus der Patentdokumentation : unverzichtbare Grundlagen für die Entwicklung und Strategieplanung im Unternehmen (1990) 6.68

6.6796074 = weight(field_ss:Patentinformation in 374) [ClassicSimilarity], result of:
  6.6796074 = fieldWeight in 374, product of:
    1.0 = tf(freq=1.0), with freq of:
      1.0 = termFreq=1.0
    6.6796074 = idf(docFreq=150, maxDocs=44218)
    1.0 = fieldNorm(doc=374)

Field: Patentinformation

Jaffe, A.B.; Trajtenberg, M.: Patents, citations and innovations : a window on the knowledge economy (2002) 6.68

6.6796074 = weight(field_ss:Patentinformation in 6231) [ClassicSimilarity], result of:
  6.6796074 = fieldWeight in 6231, product of:
    1.0 = tf(freq=1.0), with freq of:
      1.0 = termFreq=1.0
    6.6796074 = idf(docFreq=150, maxDocs=44218)
    1.0 = fieldNorm(doc=6231)

Field: Patentinformation