Cloud computing technology has become an irreversible trend and the exploration to it has become a research focus.This paper conducts an in-depth patent information analysis related to cloud computing in order to identify key research areas and applications.This paper highlights the importance of innovative design concept of cloud computing, emphasizes the significant function of derwent classification code in patent analysis and utilizes it as an equivalence for keyword in bibliometric analysis for patent intelligence a-nalysis subtly.In order to study key researches and applications of Cloud...
