The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 21, 2005
Filed:
Mar. 25, 2002
David L. Blankenbeckler, Longmont, CO (US);
Brian S. Medower, Boulder, CO (US);
Ian R. Redmond, Boulder, CO (US);
David H. Davies, Boulder, CO (US);
David L. Blankenbeckler, Longmont, CO (US);
Brian S. Medower, Boulder, CO (US);
Ian R. Redmond, Boulder, CO (US);
David H. Davies, Boulder, CO (US);
DPHI Acquisitions, Inc., Boulder, CO (US);
Abstract
An optical disk has a multi-layer tuned optical coating overlying both small bumps to store pre-recorded information and lands onto which information is written to and read. The optical coating includes a phase-change metal/alloy layer formed over the disk substrate and a dielectric layer formed over the phase-change layer. An optical disk according to the invention has specific topological features and sizes.