共 9 条
[5]
The value of U.S. patents by owner and patent characteristics[J] . James Bessen.Research Policy . 2008 (5)
[6]
Improving patent valuations for management purposes—validating new indicators by analyzing application rationales[J] . Markus Reitzig.Research Policy . 2004 (6)
[7]
Is there adverse selection in the credit market?[J] . Robert Cressy,Otto Toivanen.Venture Capital . 2001 (3)
[8]
Economics, Law and Intellectual Property .2 Harhoff,D,Scherer,F.M,Vopel,K. Kluwer Academic Publishers . 2003
[9]
Citations,fam-ily size,opposition and the value of patent rights .2 HARHOFF D,F M SCHERER,K VOPEL. Re-search Policy . 2003