Search results for “Plain old telephone system” companies
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Key Players
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Innovation Intensity
With the analysis among 124 patents, we discovered top 51 key players by total patent application. Turnstone Systems, Inc., AT&T Intellectual Property I LP, Thomson Licensing SAS are dominant in this area. They take 17.74% of the total patent filing.
California, United States
Patent: 11
Georgia, United States
Patent: 6
Thomson Licensing SAS
France
Patent: 5
California, United States
Patent: 4
District of Columbia, United States
Patent: 4
Hamilton Relay, Inc.
Nebraska, United States
Patent: 4
New York, United States
Patent: 4
United States
Patent: 4
California, United States
Patent: 3
United States
Patent: 3
Startups & Unicorns
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Fast-Growing
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Innovation in recent 5 years
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New Entrants
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Research Institutions
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