ES

Eisuke Sawai

Sumitomo Electric Industries: 1 patents #1,140 of 3,352Top 35%
Overall (2002): #224,697 of 266,432Top 85%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6433958 Magnetic head, method for producing the same, video recording and reproduction apparatus including the magnetic head, and video camera including the magnetic head Nozomu Matsukawa, Masayoshi Hiramoto, Hiroshi Sakakima, Koichi Osano 2002-08-13