YA

Yoshito Asoma

SO Sony: 3 patents #171 of 2,234Top 8%
Overall (2002): #18,257 of 266,432Top 7%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6459672 Optical head and optical disc device — 2002-10-01
6434104 Objective lens, optical pickup device and optical disk device — 2002-08-13
6404721 Optical head and optical disc device — 2002-06-11