YA

Yutaka Akiba

HI Hitachi: 26 patents #1,179 of 28,497Top 5%
HC Hitachi Consumer Electronics Co.: 1 patents #206 of 447Top 50%
Overall (All Time): #147,529 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
4549042 Litz wire for degreasing skin effect at high frequency Kazuo Hirota 1985-10-22
4546210 Litz wire Toshio Futami, Teruo Suda 1985-10-08