OI

Osamu Ishiwata

FC Fuji Electric Co.: 3 patents #717 of 2,643Top 30%
HC Hitachi Electronics Engineering Co.: 2 patents #32 of 175Top 20%
FD Fuji Electric Corporate Research & Development: 1 patents #26 of 75Top 35%
Overall (All Time): #1,050,189 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5909117 Apparatus and method for inspecting disks Tsutomu Nakadai 1999-06-01
5877857 Eccentricity tester for head turnout zone of magnetic disk and testing method thereof Takayuki Ishiguro, Keiji Katoh 1999-03-02
5156979 Semiconductor-based radiation-detector element Noritada Sato, Toshikazu Suzuki 1992-10-20
5019886 Semiconductor-based radiation-detector element Noritada Sato, Toshikazu Suzuki 1991-05-28
4627991 Method for forming a protective film on a semiconductor body Yasukazu Seki, Noritada Sato 1986-12-09