1. The document analyzes the network features of patent transaction markets using the TFT-LCD industry as an example. 2. It identifies four major types of players in patent markets based on network centrality and constraint measures: technological capacity keepers, technological development allocators, intellectual assets disposers, and intellectual assets coordinators. 3. The patent transaction network evolves over three phases: an initial random market, a super small-world dominant design market, and a stable small-world mature market with emerging niche players.