| Summary: | 碩士 === 國立雲林科技大學 === 企業管理系 === 102 === Over the past decade, with the increasing population with cardiovascular diseases, the demand for medical treatment has sharply escalated, and it also generated profitable market for medical devices manufacturers. Nowadays, the competition in the market of medical devices related to chronic and degenerative diseases became extremely fierce. Lead companies, such as Johnson& Johnson、Boston Scientific、Guidant、Medtronic、Abbott, were engaged in strategic alliances and acquisitions for obtaining competitive advantage, key and basic patents. In 2005, Boston Scientific paid $27 billion to acquire Guidant, and it became one of the largest merger and acquisition in medical equipment industry. The patent portfolio behind the series of acquisitions and strategic behavior is something worth to think about.
In order to acquire a more precise industry classification, this research using patent co-citation approach to classify the industry technologies. Meanwhile, this research also using social network and technology network to analyze the position and role of firms to improve decision making.
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