TM

Toshio Mamiya

SO Sony: 3 patents #171 of 2,234Top 8%
Overall (2002): #19,379 of 266,432Top 8%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6490124 Member for removing foreign particles within a cartridge storing space of a disk cartridge to be inserted into/removed from a disk drive apparatus Kazuyuki Yamamoto, Kazuo Takahashi, Takashi Yamada, Yotaro Sanada 2002-12-03
6480360 Method of accessing a disk-like recording medium in a disk cartridge Kazuyuki Yamamoto, Takashi Yamada, Kazuo Takahashi, Eiji OSHIMA 2002-11-12
6462903 Disc-shaped recording medium and disc driving system Takashi Yamada, Naoto Kojima, Kazuo Takahashi, Kanzo Okada 2002-10-08