SH

Seiichi Hataoka

SO Sony: 1 patents #281 of 1,124Top 25%
Overall (1994): #70,175 of 165,921Top 45%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5315457 Magnetic recording apparatus with pilot signal recorded in successive tracks with changing pilot frequency Koichi Ono, Tsunekazu Okada 1994-05-24