KA

Kouji Arikawa

HI Hitachi: 1 patents #1,533 of 3,950Top 40%
📍 Hitachinaka, JP: #108 of 281 inventorsTop 40%
Overall (2002): #172,397 of 266,432Top 65%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6396790 Optical head and information recording and reproducing apparatus using it Shigeru Nakamura, Kazuo Shigematsu 2002-05-28