OS

Osamu Sugihara

HO Hoya: 2 patents #2 of 80Top 3%
Overall (2002): #47,776 of 266,432Top 20%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6492599 Multilayer wiring board, manufacturing method thereof, and wafer block contact board — 2002-12-10
6406991 Method of manufacturing a contact element and a multi-layered wiring substrate, and wafer batch contact board — 2002-06-18