With the analysis among 391 patents, we discovered top 19 key players by total patent application. Warner-Lambert Co., XenoPort, Inc., Dynogen Pharmaceuticals, Inc. are dominant in this area. They take 83.12% of the total patent filing.
New Jersey, United States
Patent: 159
California, United States
Patent: 137
Massachusetts, United States
Patent: 29
Nordrhein-Westfalen, Germany
Patent: 13
The Board of Regents of The University of Texas System
Texas, United States
Patent: 10
Oklahoma, United States
Patent: 7
Pennsylvania, United States
Patent: 5
Georgia, United States
Patent: 5
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With the analysis among related 4 patents applied in the last 5 years. We discover 4 most active companies in this area. The fast-growing Grünenthal GmbH, Arbor Pharmaceuticals LLC, Hefei Topway Biotechnology Co Ltd take 75.00% of patent filing during this period.
Nordrhein-Westfalen, Germany
Patent: 1
Georgia, United States
Patent: 1
Anhui Sheng, China
Patent: 1
California, United States
Patent: 1
With the analysis among related 4 patents in last 5 years, we discover 1 new entrants.
Anhui Sheng, China
Patent: 1
With the analysis among 40 patents, we discovered top 4 universities and scientific research institutions by total patent application. Northwestern University, University of Oklahoma, The University of Chicago are dominant in this area. They take 105.00% of the total patent filing.
Illinois, United States
Patent: 7
Oklahoma, United States
Patent: 6
Illinois, United States
Patent: 4
Rio Grande do Sul, Brazil
Patent: 1