YK

Yoshihiro Kwakatsu

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,911,451 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D310524 Telephone station set Toshiyuki Utsuki, Nobuo Fukuda, Yasunari Iehara 1990-09-11