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Research Collection Lee Kong Chian School Of Business

Technology and Innovation

Patents

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Full-Text Articles in Business

Knowledge Recombination And Inventor Networks: The Asymmetric Effects Of Embeddedness On Knowledge Reuse And Impact, Simon J.D. Schillebeeckx, Yimin Lin, Gerard George, Tufool Alnuaimi Apr 2021

Knowledge Recombination And Inventor Networks: The Asymmetric Effects Of Embeddedness On Knowledge Reuse And Impact, Simon J.D. Schillebeeckx, Yimin Lin, Gerard George, Tufool Alnuaimi

Research Collection Lee Kong Chian School Of Business

Inventors are triply embedded. They are embedded in a network of knowledge components that they can reuse in future inventions. They are embedded in an inventor network, where internal embeddedness (the strength of relationships between focal inventors and their colleagues upon whose knowledge the team builds) and network centrality influence access to information. Finally, they are embedded in the firm, with its specific routines that favor external or internal knowledge search, what we call search orientation. Using a sample of 39,785 semiconductor patents, we study the pattern of knowledge reuse, or the recombination of technologically similar components, on invention impact. …


The Innovation Effect Of Dual-Class Shares: New Evidence From Us Firms, Xiaping Cao, Tiecheng Leng, Jeremy C. Goh, Paul Malatesta Sep 2020

The Innovation Effect Of Dual-Class Shares: New Evidence From Us Firms, Xiaping Cao, Tiecheng Leng, Jeremy C. Goh, Paul Malatesta

Research Collection Lee Kong Chian School Of Business

The proliferation of dual-class structures in the US stock market presents a controversial trend since such shares are traditionally deemed to damage governance quality. We study the relationship between 362 firms with dual-class shares and their innovativeness using patent citations from Google Patents over the 1976 through 2006 period. We find dual-class shares have significant innovation effect in high-tech sectors, hard-to-innovate industries, firms with higher external takeover threat and firms heavily dependent on external equity financing. We also document a positive causality relationship between dual-class structures and the quality of innovation. The channel for this causal relationship is the protection …


When Do Expert Teams Fail To Create Impactful Inventions?, Simon J.D. Schillebeeckx, Yimin Lin, Gerard George Sep 2019

When Do Expert Teams Fail To Create Impactful Inventions?, Simon J.D. Schillebeeckx, Yimin Lin, Gerard George

Research Collection Lee Kong Chian School Of Business

We investigate the salience of expertise in creating high impact inventions and question experts’ ability to deploy novel ideas. Specifically, we examine the relationships between expertise, component originality, and a team's structural holes’ position in the collaborative network and propose that, in relative terms, expert teams create lower impact inventions if they deploy more original components and if they occupy structural holes. We test and confirm our hypotheses in a sample of semiconductor firms. In post‐hoc analyses, we find a three‐way interaction where the negative effect of structural holes almost disappears when an expert team experiments with original components whereas …


Appropriability And The Retrieval Of Knowledge After Spillovers, Tufool Alnuaimi, Gerard George Jul 2016

Appropriability And The Retrieval Of Knowledge After Spillovers, Tufool Alnuaimi, Gerard George

Research Collection Lee Kong Chian School Of Business

Firms create and capture value through innovation. In technology-driven firms, there has been an explicit emphasis on appropriability through imitation deterrence and cumulative inventions that build on prior firm innovation. We introduce systematic empirical evidence for a third mechanism of appropriability namely, knowledge retrieval, which is defined as the re-absorption of previously spilled knowledge. We extend previous studies which consider technological complexity and organizational coupling as predictors of appropriability by examining their impact on knowledge retrieval. We find that technological complexity has a curvilinear relationship with retrieval while organizational coupling has a negative relationship. We discuss the implications of these …


Not With My Own: Long-Term Effects Of Cross-Country Collaboration On Subsidiary Innovation In Emerging Economies Versus Advanced Economies, Tufool Alnuaimi, Jasjit Singh, Gerard George Sep 2012

Not With My Own: Long-Term Effects Of Cross-Country Collaboration On Subsidiary Innovation In Emerging Economies Versus Advanced Economies, Tufool Alnuaimi, Jasjit Singh, Gerard George

Research Collection Lee Kong Chian School Of Business

Prior literature has established that international collaboration on R&D is an important means for generating new and impactful ideas through the cross-border integration of knowledge. We show that cross-country collaboration improves not just the resulting ideas, but also has a long-term benefit for the involved inventors in terms of continuing to generate higher-impact ideas in the future. However, our results also show that the improved performance of specific inventors in a multinational corporation subsidiary does not translate to broader subsidiary-level capabilities at innovation. One possible explanation might be that inventors obtaining international exposure often do not develop collaborative ties with …


Entry Into New Niches: The Effects Of Firm Age And The Expansion Of Technological Capabilities On Innovative Output And Impact, Reddi Kotha, Yangfeng Zheng, Gerard George Sep 2011

Entry Into New Niches: The Effects Of Firm Age And The Expansion Of Technological Capabilities On Innovative Output And Impact, Reddi Kotha, Yangfeng Zheng, Gerard George

Research Collection Lee Kong Chian School Of Business

We provide evidence that young firms systematically differ from older firms in their innovative output when they enter ‘new to the firm’ technological niches. We analyze data from 128 biotechnology firms since their inception and track these firms over time. Our analyses reveal that the organizational age at which the firm branches into new technological niches significantly influences its innovative activity. We refine the focus of the extant literature by separately examining the effects of branching on the quantity of innovative output and the impact that this output has on the technology domain. Subsequent to branching into new niches, we …


Does Patent Strategy Shape The Long-Run Supply Of Public Knowledge? Evidence From Human Genetics, Kenneth Guang-Lih Huang, Fiona Murray Dec 2009

Does Patent Strategy Shape The Long-Run Supply Of Public Knowledge? Evidence From Human Genetics, Kenneth Guang-Lih Huang, Fiona Murray

Research Collection Lee Kong Chian School Of Business

Knowledge-based firms seeking competitive advantage often draw on the public knowledge stream (ideas embedded in public commons institutions) as the foundation for private knowledge (ideas firms protect through private intellectual property [IP] institutions). However, understanding of the converse relationship—the impact of private knowledge strategies on public knowledge production—is limited. We examine this question in human genetics, where policy makers debate expanding IP ownership over the human genome. Our difference-in-differences estimates show that gene patents decrease public genetic knowledge, with broader patent scope, private sector ownership, patent thickets, fragmented patent ownership, and a gene's commercial relevance exacerbating their effect.