All solid type electrochromic display element
Patent 4433901 Issued on February 28, 1984. Estimated Expiration Date: 
June 1, 2001. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
June 1, 2001. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesAll solid electrochromic display Electrochromic device Electrochromic display cell Electrochromic cells with improved electrolyte system Patent #: 4335938 InventorsAssigneeApplicationNo. 06/268683 filed on 06/01/1981US Classes:359/268, Complementary device345/105Electrochromic elementsExaminersPrimary: Davie, James W.Attorney, Agent or FirmInternational ClassesG02F 1/01 (20060101)G02F 1/15 (20060101) Foreign Application Priority Data1980-06-19 JPAbstractAn improvement in an all solid type electrochromic display element comprising a first electrode, a first oxidation-reduction reaction film layer, an insulating film layer, a second oxidation-reduction reaction film layer and a second electrode laminated in this order. The improvement is characterized in that only one of the first and second oxidation-reduction film layers is patterned. | |
