Patent assignee · US · COMPANY

Associated Universities, Inc.

123Patents
29Active
123Granted
47Portfolio score

Filing activity: Mar 8, 1976 → Nov 3, 2023 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5089112A Electrochemical biosensor based on immobilized enzymes and redox polymers Emerging Cross-Sectional Technologies 770 Expired
US4952496A Cloning and expression of the gene for bacteriophage T7 RNA polymerase Chemistry; Metallurgy 284 Expired
US5306530A Method for producing high quality thin layer films on substrates Chemistry; Metallurgy 249 Expired
US5441831A Cells having cathodes containing polycarbon disulfide materials Emerging Cross-Sectional Technologies 135 Expired
US5668907A Thin optical display panel Physics 134 Expired
US5455670A Optical electronic distance measuring apparatus with movable mirror Physics 120 Expired
US5381502A Flat or curved thin optical display panel Electricity 111 Expired
US5407799A Method for high-volume sequencing of nucleic acids: random and directed priming with libraries of oligonucleotides Chemistry; Metallurgy 98 Expired
US5384699A Preventive maintenance system for the photomultiplier detector blocks of pet scanners Electricity 87 Expired
US5414509A Optical pressure/density measuring means Physics 81 Expired
US5360895A Derivatized gold clusters and antibody-gold cluster conjugates Physics 73 Expired
US5492828A Process for producing modified microorganisms for oil treatment at high temperatures, pressures and salinity Chemistry; Metallurgy 67 Expired
US4992480A Homogeneous catalyst formulations for methanol production Emerging Cross-Sectional Technologies 66 Expired
US5732364A Composition and process for the encapsulation and stabilization of radioactive, hazardous and mixed wastes Physics 66 Expired
US5297625A Biochemically enhanced oil recovery and oil treatment Chemistry; Metallurgy 63 Expired
US5455882A Interactive optical panel Emerging Cross-Sectional Technologies 62 Expired
US7586586B2 Fiber optically coupled, multiplexed, and chopped laser rangefinder Physics 61 Active
US5766905A Cytoplasmic bacteriophage display system Chemistry; Metallurgy 58 Expired
US5491470A Vehicle security apparatus and method Electricity 53 Expired
US4871395A High temperature lightweight foamed cements Chemistry; Metallurgy 45 Expired
US5678237A In-situ vitrification of waste materials Emerging Cross-Sectional Technologies 43 Expired
US5362493A Preparation of redox polymer cathodes for thin film rechargeable batteries Emerging Cross-Sectional Technologies 41 Expired
US5620025A Multi-port valve Emerging Cross-Sectional Technologies 36 Expired
US5693489A Cloning and expression of the gene for bacteriophage T7 RNA polymerase Chemistry; Metallurgy 35 Expired
US5571718A Cloning and expression of soluble truncated variants of Borrelia OspA, OspB and Vmp7 Emerging Cross-Sectional Technologies 33 Expired

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