KY

Kazutoshi Yamamoto

SO Sony: 2 patents #335 of 2,234Top 15%
📍 Nara, JP: #20 of 311 inventorsTop 7%
Overall (2002): #26,374 of 266,432Top 10%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6449125 Disc cartridge Hiroshi Meguro 2002-09-10
6433963 Disc cartridge Hiroshi Meguro 2002-08-13
6369989 Swing arm for magnetic disc — 2002-04-09