Patent assignee · US · COMPANY

MEDI-PHYSICS, INC.

91Patents
18Active
91Granted
41Portfolio score

Filing activity: May 14, 1973 → Feb 14, 2020 · 13 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7275540B2 MRI/NMR-compatible, tidal volume control and measurement systems, methods, and devices for respiratory and hyperpolarized gas delivery Human Necessities 113 Expired
US7610914B2 MRI/NMR-compatible, tidal volume control and measurement systems, methods, and devices for respiratory and hyperpolarized gas delivery Human Necessities 71 Active
US4434151A Bifunctional chelating agents Emerging Cross-Sectional Technologies 58 Expired
US4575556A Bifunctional chelating agents Human Necessities 55 Expired
US6679824B1 Products and methods for brachytherapy Human Necessities 54 Expired
US4571430A Homocysteine and homocysteinamide derivatives Human Necessities 52 Expired
US6566875B1 Portable hyperpolarized gas monitoring systems, computer program products, and related methods using NMR and/or MRI during transport Emerging Cross-Sectional Technologies 37 Expired
US6269648A Hyperpolarized gas containers, solenoids, transport and storage devices and associated transport and storage methods Emerging Cross-Sectional Technologies 34 Expired
US6669622B2 Device for loading radioactive seeds Human Necessities 32 Expired
US4079124A Method of preparing X-ray contrast media containing ores of hafnium, tantalum and tungsten Human Necessities 32 Expired
US6926657B1 Device for loading radioactive seeds Human Necessities 31 Expired
US6905455B2 Radioactive member and method of making Human Necessities 29 Expired
US7322928B2 Products and methods for brachytherapy Human Necessities 29 Expired
US5080884A Hydrocarbylphenyl diaminodithiol radionuclide complexes and their use in imaging Chemistry; Metallurgy 27 Expired
US6295834A NMR polarization monitoring coils, hyperpolarizers with same, and methods for determining the polarization level of accumulated hyperpolarized noble gases during production Physics 24 Expired
US4360511A Amines useful as brain imaging agents Chemistry; Metallurgy 22 Expired
US4279887A Amides useful as brain imaging agents Chemistry; Metallurgy 22 Expired
US4364920A Stable diagnostic reagents Human Necessities 21 Expired
US6370415B1 Magnetic resonance imaging method Physics 21 Expired
US6237363A Hyperpolarized noble gas extraction methods masking methods and associated transport containers Emerging Cross-Sectional Technologies 17 Expired
US5026913A Hydrocarbylphenyl diaminodithiol derivatives Chemistry; Metallurgy 17 Expired
US6346229B1 Methods for imaging pulmonary and cardiac vasculature and evaluating blood flow using dissolved polarized 129Xe Physics 16 Expired
US6995641B2 Hyperpolarized gas containers, solenoids, transport and storage devices and associated transport and storage methods Emerging Cross-Sectional Technologies 15 Expired
US6128918A Containers for hyperpolarized gases and associated methods Emerging Cross-Sectional Technologies 13 Expired
US6730013B1 Method and apparatus for loading delivery systems for brachytherapy seeds Human Necessities 13 Expired

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