YO

Yoshinobu Okumura

Kubota: 1 patents #9 of 62Top 15%
Overall (1994): #47,988 of 165,921Top 30%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5314745 Magnetic recording medium having a glass substrate, heat retaining non magnetic metal layer formed over the substrate, amorphous nip layer, Cr layer and magnetic layer 1994-05-24