Telecommunication Division

Technology

Research and Development/Industrial Property Rights

DKK has only higher order technology as industrial property serving as the core of its telecommunication business.

Industrial Property Rights: Number of Registrations

As of March 31, 2017

Patent Filings Patent Filings Subtotal Registrations Registrations Subtotal Total
Japan Overseas Japan Overseas
Patents 11 4 15 87 3 90 105
Utility models 0 0 0 2 0 2 2
Designs 0 0 0 16 0 16 16
Trademarks 0 0 0 8 0 8 8
Subtotal 11 4 15 113 3 116 131

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TEL.+81-3-3216-1682
FAX.+81-3-3216-1669

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  • Business and Products
  • Telecommunication Division
  • Products
  • Technology
  • Research and Development
  • Industrial Property Rights
  • Facilities
  • Seismic Diagnostic Technology / Deterioration Diagnostic Technology
  • Network in Japan and Overseas
  • Frequencies Supported
  • Usage Scenarios
  • Radio Frequency Division