Research On Patent Litigation Propensity Of Patent Holders In Smartphone Industry

Smartphone shows an "explosive" growth in recent years and is changing the way we live. The competition in smartphone industry is really fierce and the patent litigation has become more and more popular. It is well worth doing some research about smartphone patent litigation. What's the mayor smartphone companies' willing to file a patent lawsuit,How many patents they hold and the patent risk of domestic smartphone are the content of this paper.Companies in a patent litigation is nothing more than two roles, or as plaintiff or defendant. In recent years' patent litigation, there appears an organization called NPEs(Non-Practicing Entities) which always act as plaintiff. Therefore, this paper began to sort out the concept of NPE to explain qualitatively why NPE always act as a plaintiff in patent litigation. After that, by definition of the concept of patent litigation propensity to reflect the companies' willing to file a patent lawsuit, which can describe the NPE quantitatively. At the same time, selecting some famous companies in the smartphone industry as the research object to study their patent litigation propensity.Essential patent reserve is a powerful weapon in patent litigation. Smartphone touchscreen technology is a revolutionary smartphone technology and a focus technology of patent litigation. The patent retrieval and patent analysis can reveal the distribution state and the competitive advantage of touchscreen. Generally speaking, enterprises holding numerous patents, occupying the dominant position should be more proactive in the patent litigation activities. Combined with the patent litigation tendency and patent search results,some correlations are found between the two factors.Most Patent litigation happened abroad. Collecting the time of foreign mobile phone companies act as the defendant as patent risk size, so as to verify the conclusion that patent risk has a positive relationship with sales and a negative relationship sales with thenumber of patents. Based on the conclusion we can assess the domestic smartphone.Patent risk order from large to small is Xiaomi, Coolpad, Lenovo, ZTE and Huawei.