Patent assignee · US · COMPANY

SCIENCE AND TECHNOLOGY

15Patents
2Active
15Granted
35Portfolio score

Filing activity: Sep 9, 1987 → Jun 6, 2019

Most-cited patents

PatentTitleAreaCited byStatus
US5991456A Method of improving a digital image Physics 289 Expired
US6594000B2 Automatic gain control system for use with multiple wavelength signal detector Emerging Cross-Sectional Technologies 74 Expired
US6834125B2 Method of improving a digital image as a function of its dynamic range Physics 40 Expired
US5380994A Microcomputer adapted for inventory control Physics 39 Expired
US6362687B1 Apparatus for and method of controlling amplifier output offset using body biasing in MOS transistors Electricity 17 Expired
US6294047A Methods for reducing fluorescence in paper-containing samples Emerging Cross-Sectional Technologies 14 Expired
US6842543B2 Method of improving a digital image having white zones Physics 13 Expired
US5640408A Quasi four-level Tm:LuAG laser Electricity 9 Expired
US6239785A Tactile computer input device Physics 7 Expired
US5675595A Composite multiple wavelength laser material and multiple wavelength laser for use therewith Electricity 6 Expired
US6964854B1 Compositions and methods useful for the diagnosis and treatment of heparin induced thrombocytopenia/thrombosis Emerging Cross-Sectional Technologies 4 Expired
US4781299A Rotary shelf Human Necessities 4 Expired
US7141436B2 Immunoassay and reagents and kits for performing the same Emerging Cross-Sectional Technologies 4 Expired
US11571473B2 Method for efficiently inducing antibody, antibody and detection system for hepatitis virus Physics 0 Active
US9188523B2 System for estimating size distribution and concentration of aerosols in atmospheric region Physics 0 Active

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