MK

Mitsuyoshi Kawaguchi

SO Sony: 1 patents #618 of 2,039Top 35%
Overall (2005): #137,057 of 245,428Top 60%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6944875 Disc cartridge with shutter overlapping gap having labyrinth shaped portion spaced to have a recessed dust deposition portion Manabu Obata, Yuji Iwaki 2005-09-13