YN

Yukiya Nakagawa

EI Electric Power Research Institute: 1 patents #421 of 1,201Top 40%
Overall (All Time): #3,910,339 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4952804 Electron diffraction method of determining the degree of fatigue for metallic materials Hisae Yoshizawa 1990-08-28