{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8468665","patent":{"patent_number":"US-8468665","title":"Methods for making capacitive microphone","assignee":null,"inventors":[],"filing_date":"2011-02-15T00:00:00.000Z","publication_date":"2013-06-25T00:00:00.000Z","cpc_codes":["H04R"],"num_claims":16,"abstract":"A method of manufacturing a capacitive microphone comprises providing a substrate having at least one cavity. The method further comprises forming a backplate on the substrate, wherein the backplate has a plurality of holes, and forming a diaphragm on the backplate, wherein there are a first distance and a second distance between the diaphragm and the backplate. The method still further comprises forming an air gap between the backplate and the diaphragm through the first distance, and fastening the diaphragm to the backplate through the second distance."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Methods for making capacitive microphone","description":"A method of manufacturing a capacitive microphone comprises providing a substrate having at least one cavity. The method further comprises forming a backplate on the substrate, wherein the backplate h","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8468665","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-8468665","citation_suggestion":"Patentable. \"Methods for making capacitive microphone\" (US-8468665). https://patentable.app/patents/US-8468665","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8468665","json":"https://patentable.app/api/llm-context/US-8468665","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T23:01:39.516Z"}