Analysis of a Time Lag of Patents Application and Product Shipment: For the Japanese Digital Camera Maker

  • Jun Hosoya
  • Published 2017 in
    2017 6th IIAI International Congress on Advanced…


I carried out the Japanese application patent for four digital camera makers and the correlation analysis of the value of total shipments. By the analysis of correlation, I considered time lag of 6 years between the patent application year and the shipment year. I separated the application patent in the patent of the camera body and the patent of the… (More)
DOI: 10.1109/IIAI-AAI.2017.113


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