{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11531255","patent":{"patent_number":"US-11531255","title":"Projector, projection optical device, and method of controlling projector","assignee":null,"inventors":[],"filing_date":"2020-11-27T00:00:00.000Z","publication_date":"2022-12-20T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N"],"num_claims":18,"abstract":"A projector includes a projector main body including an optical unit for generating an image light beam, and a projection optical device attached to a mounting part of the projector main body, and projecting the image light beam generated by the optical unit on a screen, a chassis of the projection optical device includes a camera attachment part to which a camera is attached, and an imaging range of the camera attached to the camera attachment part includes at least a part of a projection image projected by the projection optical device."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Projector, projection optical device, and method of controlling projector","description":"A projector includes a projector main body including an optical unit for generating an image light beam, and a projection optical device attached to a mounting part of the projector main body, and pro","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11531255","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-11531255","citation_suggestion":"Patentable. \"Projector, projection optical device, and method of controlling projector\" (US-11531255). https://patentable.app/patents/US-11531255","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11531255","json":"https://patentable.app/api/llm-context/US-11531255","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T12:26:16.575Z"}