{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8462608","patent":{"patent_number":"US-8462608","title":"Read-only optical recording medium","assignee":null,"inventors":[],"filing_date":"2010-05-17T00:00:00.000Z","publication_date":"2013-06-11T00:00:00.000Z","cpc_codes":["G11B","G11B"],"num_claims":4,"abstract":"[Object] To provide a durable read-only optical recording medium having less variances in characteristics of a metal reflective film due to a temporal change.[Solving Means] Provided is a read-only optical recording medium (100) including: a substrate (101); an information recording surface onto which information is recorded by combining pits (P) and lands (L); and a metal reflective film (102) that is provided in contact with the information recording surface and represented by Al100-x-zXxZz, where x and z each represent an atomic %, X is constituted of an element including at least Ti, Z is constituted of an element including at least Fe, x is 1.0 to 3.0, and z is 0.05 to 1.0."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Read-only optical recording medium","description":"[Object] To provide a durable read-only optical recording medium having less variances in characteristics of a metal reflective film due to a temporal change.[Solving Means] Provided is a read-only op","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8462608","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-8462608","citation_suggestion":"Patentable. \"Read-only optical recording medium\" (US-8462608). https://patentable.app/patents/US-8462608","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8462608","json":"https://patentable.app/api/llm-context/US-8462608","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T23:05:40.682Z"}