YT

Yukako Totsuka

NE Nec: 1 patents #7,889 of 14,502Top 55%
📍 Kakegawa, JP: #230 of 302 inventorsTop 80%
Overall (All Time): #3,742,356 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5515418 Automatic circuit back-up system Yasuhiro Yamaguchi 1996-05-07