With the analysis among 42 patents, we discovered top 21 key players by total patent application. Block Drug Co., Inc., McNeil-PPC, Inc., Merck & Co., Inc. are dominant in this area. They take 38.10% of the total patent filing.
New Jersey, United States
Patent: 7
Pennsylvania, United States
Patent: 5
New Jersey, United States
Patent: 4
Massachusetts, United States
Patent: 4
New York, United States
Patent: 3
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With the analysis among related 7 patents applied in the last 5 years. We discover 2 most active companies in this area.
Massachusetts, United States
Patent: 4
With the analysis among related 7 patents in last 5 years, we discover 1 new entrants.
Massachusetts, United States
Patent: 4
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