HU

Hirofumi Usui

SO Sony: 1 patents #128 of 577Top 25%
📍 Tokyo, CA: #60 of 121 inventorsTop 50%
Overall (1989): #103,720 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4870492 Television receiver having automatically programmable skip channel list Kunio Hakamada 1989-09-26