The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 28, 2005
Filed:
Oct. 11, 2002
Michael E. Miller, Rochester, NY (US);
Andrew D. Arnold, Hilton, NY (US);
Paul J. Kane, Rochester, NY (US);
Michael J. Murdoch, Rochester, NY (US);
Michael E. Miller, Rochester, NY (US);
Andrew D. Arnold, Hilton, NY (US);
Paul J. Kane, Rochester, NY (US);
Michael J. Murdoch, Rochester, NY (US);
Eastman Kodak Company, Rochester, NY (US);
Abstract
A method of making an improved color OLED display device, includes the steps of: identifying a plurality of different OLED materials having differing chromaticity coordinates, luminance stability over time, and luminance efficiency; calculating an estimate of display lifetime for a plurality of combinations of the different OLED materials used to produce a pixel having a white point with a defined chromaticity coordinate and luminance; and selecting the combination having the maximum lifetime.