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Inventor: Yashiro; Toru
Address: Kamakura, JP
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 5968708 |
Optical recording medium and method of producing the same |
October 19, 1999 |
| An optical recording medium has a substrate, and a light absorbing layer serving as a recording layer formed on the substrate. The light absorbing layer contains a metallo-phthalocyanine compound of formula (I): ##STR1## wherein M is Mn, Fe, Co, Zn or Cd; and either A.sup.1 or A.sup. |
| 5580696 |
Optical recording medium and method of producing the same |
December 3, 1996 |
| An optical recording medium has a substrate, and a right absorbing layer serving as a recording layer formed of the substrate. The light absorbing layer contains a metallo-phthalocyanine compound of formula (I): ##STR1## wherein M is Mn, Fe, Co, Zn or Cd; and either A.sup.1 or A.sup. |
| 5532033 |
Optical information recording medium |
July 2, 1996 |
| An optical information recording medium is disclosed which includes a substrate, and an information recording layer provided on the substrate and containing a specific metallophthalocyanine having a substituent which prevents the molecular association of the metallophthalocyanine and whi |
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