Using neural network to analyze the influence of the patent performance upon the market value of the US pharmaceutical companies. - Yu-Shan Chen; Ke-Chiun Chang (Scientometrics, 2009)

Analyzing the nonlinear effects of firm size, profitability, and employee productivity on patent citations of the US pharmaceutical companies by using artificial neural network. - Yu-Shan Chen; Ke-Chiun Chang (Scientometrics, 2010)

The nonlinear nature of the relationships between the patent traits and corporate performance. - Yu-Shan Chen; Ke-Chiun Chang (Scientometrics, 2010)

Exploring the nonlinear effects of patent citations, patent share and relative patent position on market value in the US pharmaceutical industry. - Yu-Shan Chen; Ke-Chiun Chang (Technol. Anal. Strateg. Manag., 2010)

The relationships between the patent performance and corporation performance. - Ke-Chiun Chang; Dar-Zen Chen; Mu-Hsuan Huang (J. Informetrics, 2012)

Exploring the nonlinear effects of patent H index, patent citations, and essential technological strength on corporate performance by using artificial neural network. - Sifei Zhang; Chien-Chung Yuan; Ke-Chiun Chang; Yun Ken (J. Informetrics, 2012)

Using the entropy-based patent measure to explore the influences of related and unrelated technological diversification upon technological competences and firm performance. - Yu-Shan Chen; Ke-Chiun Chang (Scientometrics, 2012)

Threshold effects of the patent H-index in the relationship between patent citations and market value. - Ke-Chiun Chang; Wei Zhou; Sifei Zhang; Chien-Chung Yuan (J. Assoc. Inf. Sci. Technol., 2015)

Green Patent Value Evaluation Based on Social Network Analysis. - Ke-Chiun Chang; Huiling Ou; Yen-Jo Kiang (ISSI, 2017)

Threshold Effects of the Network Structure in the Relationship Between Patent PageRank and Patent Value. - Ke-Chiun Chang; Yen-Lin Li; Ting Zhang; Xingxing Xiang; Kuang-Cheng Chai (IEEE Access, 2020)

How Do Network Embeddedness and Node Attributes Identify Key Inventors? A Dynamic fsQCA Analysis. - Ke-Chiun Chang; Shuyu Zhang; Yiman Zhang; Yen-Chun Lai (IEEE Trans. Engineering Management, 2025)