Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Organic electroluminescent device and preparation method thereof including forming a cathode by combining zinc oxide, acetic acid and a phthalocyanine substance

Organic electroluminescent device and preparation method thereof including forming a cathode by combining zinc oxide, acetic acid and a phthalocyanine substance

US Patent 9570700 · Granted Feb 14, 2017

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and apparatus for assessing a physiological signal quality based on an IA2025
Address refresh circuit and method, memory, and electronic device2025
Control circuit and memory2025
Quaternary ammonium cyclodextrin and preparation method and uses thereof, and si2025
Compositions for facilitating the removal of a fingerprint2025
Control method and system for refrigeration, oil return and noise reduction of m2024
Biofunctional materials2024
Bioactive protein-polymer compositions for stain removal2024
Refresh circuit, memory, and refresh method2024
Refresh control circuit and method, and memory2024
Composite transparent film, preparation method thereof, and method for continuou2024
Coatings containing polymer modified enzyme for stable self-cleaning of organic 2024