With the analysis among 112 patents, we discovered top 30 key players by total patent application. TDK Corp., Catalent Pharma Solutions, Inc., Matsushita Electronics Corp. are dominant in this area. They take 54.46% of the total patent filing.
Tokyo-to, Japan
Patent: 45
New Jersey, United States
Patent: 10
California, United States
Patent: 4
California, United States
Patent: 3
California, United States
Patent: 3
Wisconsin, United States
Patent: 2
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