Patent assignee · US · UNIVERSITY

THE TRUSTEES OF PRINCETON UNIVERSITY

1,089Patents
618Active
1,089Granted
59Portfolio score

Filing activity: Jan 9, 1975 → Feb 14, 2024 · 145 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5707745A Multicolor organic light emitting devices Emerging Cross-Sectional Technologies 2,020 Expired
US5703436A Transparent contacts for organic devices Electricity 1,841 Expired
US6303238A OLEDs doped with phosphorescent compounds Emerging Cross-Sectional Technologies 1,836 Expired
US6097147A Structure for high efficiency electroluminescent device Emerging Cross-Sectional Technologies 1,754 Expired
US6087196A Fabrication of organic semiconductor devices using ink jet printing Electricity 1,507 Expired
US5834893A High efficiency organic light emitting devices with light directing structures Emerging Cross-Sectional Technologies 1,505 Expired
US6091195A Displays having mesa pixel configuration Electricity 1,496 Expired
US6013982A Multicolor display devices Emerging Cross-Sectional Technologies 1,442 Expired
US6337102B1 Low pressure vapor phase deposition of organic thin films Electricity 1,373 Expired
US6294398A Method for patterning devices Electricity 1,313 Expired
US6468819B1 Method for patterning organic thin film devices using a die Electricity 1,288 Expired
US7431968B1 Process and apparatus for organic vapor jet deposition Chemistry; Metallurgy 1,190 Expired
US7968146B2 Hybrid layers for use in coatings on electronic devices or other articles Emerging Cross-Sectional Technologies 527 Active
US5757026A Multicolor organic light emitting devices Emerging Cross-Sectional Technologies 402 Expired
US5917280A Stacked organic light emitting devices Electricity 366 Expired
US5850470A Neural network for locating and recognizing a deformable object Physics 347 Expired
US5721160A Multicolor organic light emitting devices Emerging Cross-Sectional Technologies 333 Expired
US6365270B2 Organic light emitting devices Emerging Cross-Sectional Technologies 333 Expired
US6029264A System and method for error correcting a received data stream in a concatenated system Electricity 326 Expired
US5715325A Apparatus and method for detecting a face in a video image Physics 324 Expired
US5874803A Light emitting device with stack of OLEDS and phosphor downconverter Electricity 318 Expired
US6358631B1 Mixed vapor deposited films for electroluminescent devices Emerging Cross-Sectional Technologies 317 Expired
US6264805A Method of fabricating transparent contacts for organic devices Electricity 309 Expired
US6030700A Organic light emitting devices Emerging Cross-Sectional Technologies 284 Expired
US7173369B2 Transparent contacts for organic devices Electricity 274 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.