{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9780246","patent":{"patent_number":"US-9780246","title":"Method for manufacturing CZTS based thin film having dual band gap slope, method for manufacturing CZTS based solar cell having dual band gap slope and CZTS based solar cell thereof","assignee":null,"inventors":[],"filing_date":"2013-06-19T00:00:00.000Z","publication_date":"2017-10-03T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":20,"abstract":"A method for manufacturing a CZTS based thin film having a dual band gap slope, comprising the steps of: forming a Cu2ZnSnS4 thin film layer; forming a Cu2ZnSn(S,Se)4 thin film layer; and forming a Cu2ZnSnS4 thin film layer. A method for manufacturing a CZTS based solar cell having a dual band gap slope according to another aspect of the present invention comprises the steps of: forming a back contact; and forming a CZTS based thin film layer on the back contact by the method described above."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method for manufacturing CZTS based thin film having dual band gap slope, method for manufacturing CZTS based solar cell having dual band gap slope and CZTS based solar cell thereof","description":"A method for manufacturing a CZTS based thin film having a dual band gap slope, comprising the steps of: forming a Cu2ZnSnS4 thin film layer; forming a Cu2ZnSn(S,Se)4 thin film layer; and forming a Cu","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9780246","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-9780246","citation_suggestion":"Patentable. \"Method for manufacturing CZTS based thin film having dual band gap slope, method for manufacturing CZTS based solar cell having dual band gap slope and CZTS based solar cell thereof\" (US-9780246). https://patentable.app/patents/US-9780246","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9780246","json":"https://patentable.app/api/llm-context/US-9780246","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:29:44.428Z"}