AK

Atsuhisa Kageyama

Sumitomo Electric Industries: 3 patents #122 of 1,892Top 7%
Overall (1994): #14,677 of 165,921Top 9%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5351141 Video signal correction system Toshiaki Tsuji 1994-09-27
5294986 Video signal gradation corrector which prevents excessive extension of the dynamic range Toshiaki Tsuji 1994-03-15
5289282 Video signal gradation corrector Toshiaki Tsuji, Kiyoshi Imai 1994-02-22