NK

Naoto Kojima

SO Sony: 2 patents #335 of 2,234Top 15%
DT Daido Tokushuko: 1 patents #9 of 32Top 30%
📍 Rifu, JP: #38 of 223 inventorsTop 20%
Overall (2002): #48,782 of 266,432Top 20%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6496332 Head slider for flexible magnetic disk Yutaka Okazaki, Hiroyuki Ryoson, Kazuo Goto 2002-12-17
6462903 Disc-shaped recording medium and disc driving system Takashi Yamada, Kazuo Takahashi, Toshio Mamiya, Kanzo Okada 2002-10-08