YU

Yuji Umemoto

KT Kabushiki Kaisha Toshiba: 2 patents #169 of 1,730Top 10%
📍 Tsuchiura, JP: #4 of 46 inventorsTop 9%
Overall (1997): #18,543 of 185,788Top 10%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5696819 Speech communication apparatus Shinichi Suizu 1997-12-09
5636323 Speech communication apparatus having an echo canceler Koki Otsuka 1997-06-03