YU

Yasuhiro Ugai

HC Hosiden Electronics Co.: 2 patents #4 of 30Top 15%
Overall (1989): #12,611 of 140,708Top 9%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4881797 Color liquid crystal display device Shigeo Aoki, Katsumi Miyake 1989-11-21
4867537 Color liquid crystal display device Shigeo Aoki, Katsumi Miyake 1989-09-19