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Top 10 Fast-growings companies in Drumhead
by Most Patent Filing In 5 Years in the world in 2018

The Drumhead top 10 is Discovery PatSnap’ annual ranking of the top 10 Most Patent Filing In 5 Years Drumhead Fast-growings in the world. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2018, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
A drumhead or drum skin is a membrane stretched over one or both of the open ends of a drum. The drumhead is struck with sticks, mallets, or hands, so that it vibrates and the sound resonates through the drum.
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