KT

Kusuo Takagi

NT NTT: 2 patents #2,095 of 4,871Top 45%
Overall (All Time): #2,258,268 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5726611 EMC filter for a balanced multi-wired telecommunication line with bifilar windings Ryoichi Okayasu 1998-03-10
4835497 AC line filter Yuuzaburo Inoue 1989-05-30