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USPTO Patent Rankings Data through Sept 30, 2025
KO

Kiyoshi Ohiwa

FCFuji Electric Co.: 2 patents #952 of 2,643Top 40%
Overall (All Time): #2,299,307 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5245157 Microwave plasma processing or semiconductor devices 1993-09-14
5181986 Plasma processing apparatus 1993-01-26