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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Miyake; Toru
Address:
Hino, JP
No. of patents:
2
Patents:












Patent Number Title Of Patent Date Issued
5116658 Magnetic recording medium May 26, 1992
A magnetic recording medium having excellent electromagnetic conversion characteristics, improved running durability, and reduced head abrasion. The medium comprises a support or substrate, having the films thereon, and a magnetic layer, wherein1) the surface waviness of the magnetic lay
4812358 Magnetic recording medium March 14, 1989
A magnetic recording medium is described which comprises a magnetic layer containing a magnetic powder, a first carbon black having a BET specific surface value of 80 m.sup.2 /g to 900 m.sup.2 /g and a DBP oil absorption value of less than 110 ml/100 g. The second carbon black is present










 
 
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