IS

Ikuhisa Sekizawa

Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
Overall (All Time): #1,663,653 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4992852 Circuit with a comb filter for causing color difference signals to coincide on each scanning line Kazuo Okada 1991-02-12
4750051 Color difference line sequential circuit in a magnetic recording system Kiyotaka Kaneko 1988-06-07
4689662 Method of recording and reproducing line sequential color video signal Chikuni Kawakami 1987-08-25