Yuzuru Tsunoda

IC Iwatsu Electric Co.: 2 patents #43 of 212Top 25%

📍 Koganei, JP: #222 of 449 inventorsTop 50%

Overall (All Time): #2,336,261 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4737986	Subscriber's line closing circuit	—	1988-04-12
4737988	Current supply circuit	—	1988-04-12