{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11280119","patent":{"patent_number":"US-11280119","title":"Contact sensing device, proximity/contact sensing device, door handle device and control method of the door handle device, and electronic key system","assignee":null,"inventors":[],"filing_date":"2016-07-26T00:00:00.000Z","publication_date":"2022-03-22T00:00:00.000Z","cpc_codes":["G07C","G07C","G07C"],"num_claims":7,"abstract":"The door handle device includes: a contact sensing unit including a guide groove and a contact sensing electrode, the guide groove configured to guide a water droplet falling on a door, the contact sensing electrode disposed in the guide groove and configured to sense a contact with the door; a locking unit configured to execute unlocking and locking of a door; and a control unit configured to instruct to the locking unit to keep locking the door if determining that the water droplet is in contact with the door, on the basis of a sensing result by the contact sensing electrode. There are provided: a contact sensing device; a door handle device and a control method for such a door handle device; and an electronic key system, for preventing a misoperation due to a water droplet adhering to a door handle of vehicles, which has an electrostatic locking mechanism."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Contact sensing device, proximity/contact sensing device, door handle device and control method of the door handle device, and electronic key system","description":"The door handle device includes: a contact sensing unit including a guide groove and a contact sensing electrode, the guide groove configured to guide a water droplet falling on a door, the contact se","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11280119","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-11280119","citation_suggestion":"Patentable. \"Contact sensing device, proximity/contact sensing device, door handle device and control method of the door handle device, and electronic key system\" (US-11280119). https://patentable.app/patents/US-11280119","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11280119","json":"https://patentable.app/api/llm-context/US-11280119","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T13:52:30.974Z"}