{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11248904","patent":{"patent_number":"US-11248904","title":"Systems and methods for real time measurement of surface curvature and thermal expansion of small samples","assignee":null,"inventors":[],"filing_date":"2018-03-26T00:00:00.000Z","publication_date":"2022-02-15T00:00:00.000Z","cpc_codes":["G06T","G06T"],"num_claims":20,"abstract":"Systems and methods for measuring a curvature radius of a sample. The methods comprise: emitting a light beam from a laser source in a direction towards a beam expander; expanding a size of the light beam emitted from the laser source to create a broad laser beam; reflecting the broad laser beam off of a curved surface of the sample; creating a plurality of non-parallel laser beams by passing the reflected broad laser beam through a grating mask or a biprism; using the plurality of non-parallel laser beams to create an interference pattern at a camera image sensor; capturing a first image by the camera image sensor; and processing the first image by an image processing device to determine the curvature radius of the sample."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Systems and methods for real time measurement of surface curvature and thermal expansion of small samples","description":"Systems and methods for measuring a curvature radius of a sample. The methods comprise: emitting a light beam from a laser source in a direction towards a beam expander; expanding a size of the light ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11248904","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-11248904","citation_suggestion":"Patentable. \"Systems and methods for real time measurement of surface curvature and thermal expansion of small samples\" (US-11248904). https://patentable.app/patents/US-11248904","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11248904","json":"https://patentable.app/api/llm-context/US-11248904","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T13:46:18.111Z"}