AS

Akihira Sakai

Sumitomo Electric Industries: 2 patents #693 of 4,178Top 20%
Overall (2004): #74,226 of 270,089Top 30%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6788486 Tape cassette with memory device including memory and antenna for wireless communication with another antenna in audio/image recording and reproducing system 2004-09-07
6694088 Progressive scan video production system and magnetic recording/reproducing apparatus 2004-02-17