{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9759121","patent":{"patent_number":"US-9759121","title":"Engine cooling system, electronic thermostat control system and control method for the same","assignee":null,"inventors":[],"filing_date":"2013-01-22T00:00:00.000Z","publication_date":"2017-09-12T00:00:00.000Z","cpc_codes":["G05D","G05D","G05D","G05D","G05D","G05D","G05D","G05D","G05D"],"num_claims":13,"abstract":"An electronic thermostat control system may include a control duty determination portion outputting PWM duty signal for controlling the coolant temperature according to a coolant temperature, a rising rate of the coolant temperature, an engine speed, a load and a vehicle speed, a driving portion applying a time condition to the PWM duty signal output by the control duty determination portion for controlling outputting interval, and a fault diagnosis portion diagnosing operations of the electronic thermostat by analyzing the signals output by the driving portion and changes of the coolant temperature."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Engine cooling system, electronic thermostat control system and control method for the same","description":"An electronic thermostat control system may include a control duty determination portion outputting PWM duty signal for controlling the coolant temperature according to a coolant temperature, a rising","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9759121","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-9759121","citation_suggestion":"Patentable. \"Engine cooling system, electronic thermostat control system and control method for the same\" (US-9759121). https://patentable.app/patents/US-9759121","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9759121","json":"https://patentable.app/api/llm-context/US-9759121","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T14:00:19.214Z"}