{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9590157","patent":{"patent_number":"US-9590157","title":"Efficient dual metal contact formation for a semiconductor device","assignee":null,"inventors":[],"filing_date":"2015-06-04T00:00:00.000Z","publication_date":"2017-03-07T00:00:00.000Z","cpc_codes":["H01L"],"num_claims":16,"abstract":"A method of forming contacts to an n-type layer and a p-type layer of a semiconductor device includes depositing a dielectric layer on the n-type layer and the p-type layer. A pattern is formed in the dielectric layer, the pattern having a plurality of metal contact patterns for the semiconductor device. A first metal layer is deposited into the plurality of metal contact patterns, and a second metal layer is deposited directly on the first metal layer. External contacts for the semiconductor device are formed, where the external contacts include the second metal layer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Efficient dual metal contact formation for a semiconductor device","description":"A method of forming contacts to an n-type layer and a p-type layer of a semiconductor device includes depositing a dielectric layer on the n-type layer and the p-type layer. A pattern is formed in the","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9590157","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-9590157","citation_suggestion":"Patentable. \"Efficient dual metal contact formation for a semiconductor device\" (US-9590157). https://patentable.app/patents/US-9590157","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9590157","json":"https://patentable.app/api/llm-context/US-9590157","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:22:06.521Z"}