Is a
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Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
October 25, 2022
Patent Application Number
16872959
Date Filed
May 12, 2020
Patent Primary Examiner
An ultracapacitor that includes an energy storage cell immersed in an electrolyte and disposed within an hermetically sealed housing, the cell electrically coupled to a positive contact and a negative contact, wherein the ultracapacitor is configured to output electrical energy within a temperature range between about 80 degrees Celsius to about 210 degrees Celsius. Methods of fabrication and use are provided.
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