NAKAGAWA, Toru, PhD Professor, Osaka Gakuin University, 3-1-13 Eirakudai, Kashiwa, Chiba 277-0086, Japan, nakagawa@ogu.ac.jp, Japan

• Vol 63, No 3S (2020): ACTA - Articles
  WORLD TRIZ-RELATED SITES PROJECT (WTSP) (3): WORLD WTSP CATALOGS OF TRIZ AND AROUND-TRIZ SITES: FIRST EDITION (OCT. 2019) AND ITS FURTHER ENHANCEMENT
  Abstract  PDF