CW

Chizuko Wakabayashi

NE Nec: 2 patents #5,510 of 14,502Top 40%
NE Nec Home Electronics: 1 patents #33 of 106Top 35%
Overall (All Time): #1,652,742 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5475554 Magnetic head using specified Fe Ta N Cu or Fe Ta N Ag alloy film Nobuyuki Ishiwata 1995-12-12
5304258 Magnetic alloy consisting of a specified FeTaN Ag or FeTaNCu composition Nobuyuki Ishiwata 1994-04-19
4980875 Magneto-optical disk with perpendicular magnetic anisotropy film and high corrosion-resistant film Nobuyuki Ishiwata, Takayuki Matsumoto, Toshiyuki Okumura, Junichi Homma, Susumu Ito 1990-12-25