KN

Koutarou Nonaka

NT NTT: 1 patents #2,911 of 4,871Top 60%
📍 Ibaraki, JP: #4,343 of 6,779 inventorsTop 65%
Overall (All Time): #3,886,206 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5051970 Magneto-optic recording system with overwrite capability Osamu Ishii, Iwao Hatakeyama, Tetsuo Iijima 1991-09-24