KN

Keiji Narusawa

SO Sony: 3 patents #185 of 2,482Top 8%
Overall (2004): #25,647 of 270,089Top 10%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6798601 Impact detecting circuit, impact detecting apparatus, and recording and reproducing apparatus including same Koichi Kobe 2004-09-28
6762894 Head apparatus, hard disk apparatus and recording and playback apparatus Norio Shoji 2004-07-13
6683740 Architecture for a hard disk drive write amplifier circuit with damping control Soon-Gil Jung, Shang-Ching Dong, Hiroshi Takeuchi, Norio Shoji, Michiya Sako 2004-01-27