{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8514448","patent":{"patent_number":"US-8514448","title":"Image revising method, image forming apparatus and method for revising image spreading","assignee":null,"inventors":[],"filing_date":"2009-01-23T00:00:00.000Z","publication_date":"2013-08-20T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N"],"num_claims":16,"abstract":"An image revising method, an image forming apparatus, and a method for revising image spreading are provided. The image revising method includes regulating a black color level in a black area of an input image; adjusting a color level of at least one other color excluding the black color in the black area; and revising the image by applying the regulated black color level and the adjusted color level of the at least one other color. Thus, in copying a document, the black color with the enhanced legibility can be serviced."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image revising method, image forming apparatus and method for revising image spreading","description":"An image revising method, an image forming apparatus, and a method for revising image spreading are provided. The image revising method includes regulating a black color level in a black area of an in","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8514448","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-8514448","citation_suggestion":"Patentable. \"Image revising method, image forming apparatus and method for revising image spreading\" (US-8514448). https://patentable.app/patents/US-8514448","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8514448","json":"https://patentable.app/api/llm-context/US-8514448","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T20:30:21.145Z"}