HS

Hideaki Sadamatsu

Sumitomo Electric Industries: 2 patents #257 of 1,892Top 15%
Overall (1994): #31,728 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5307166 Automatic image-tone control circuit and method for controlling brightness of image — 1994-04-26
5299008 Video tone correction control circuit — 1994-03-29