SI

Shigeji Ikeda

NE Nec: 2 patents #67 of 1,182Top 6%
Overall (1997): #24,413 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5644641 Noise cancelling device capable of achieving a reduced convergence time and a reduced residual error after convergence — 1997-07-01
5636151 Adaptive filter capable of removing a residual echo at a rapid speed — 1997-06-03