TH

Tadashi Hayakawa

Sumitomo Electric Industries: 3 patents #374 of 4,178Top 9%
Overall (2004): #19,858 of 270,089Top 8%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6820031 Method and device for distance detection — 2004-11-16
6738412 Mobile communications device, communications system, and communications method — 2004-05-18
6708042 Communication method and communication system — 2004-03-16