HOSOYA, Jun, Waseda University

• International Journal of Service and Knowledge Management Vol. 3 No. 2 (2019): Published on November 30, 2019 - Technical Papers
  The Quantitative Analysis Between Application Patents and the Market about Japanese Digital Camera Manufacturers
  Abstract  PDF
• International Journal of Service and Knowledge Management Vol. 4 No. 2 (2020): Published on December 31 - Technical Papers
  A Study on Positioning Transition of R&D Areas of Digital Camera Manufacturers
  Abstract  PDF