SU

Sadao Umezawa

HI Hitachi: 1 patents #1,745 of 4,225Top 45%
Overall (2003): #123,778 of 273,478Top 50%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6552481 Color cathode ray tube having deformation-resistant shadow mask Takeharu Furusawa, Nobuhiko Hosotani 2003-04-22