Inventor · Lafayette, CA, US

Harry S. Winchell

23Patents
9h-index
15Co-inventors
72Inventor score

Filing activity: May 14, 1973 → Jun 13, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5874573A Compounds with chelation affinity and selectivity for first transition series elements: use in medical therapy Chemistry; Metallurgy 48 Expired
US4079124A Method of preparing X-ray contrast media containing ores of hafnium, tantalum and tungsten Human Necessities 32 Expired
US4279887A Amides useful as brain imaging agents Chemistry; Metallurgy 22 Expired
US4360511A Amines useful as brain imaging agents Chemistry; Metallurgy 22 Expired
US4364920A Stable diagnostic reagents Human Necessities 21 Expired
US5236695A MRI image enhancement of bone and related tissue using complexes of paramagnetic cations and polyphosphonate ligands Emerging Cross-Sectional Technologies 18 Expired
US5409689A MRI image enhancement using complexes of paramagnetic cations and amine ligands containing a mixture of phosphonate and non-phosphonate pendant arms Emerging Cross-Sectional Technologies 14 Expired
US3957033A Ventilation study system Human Necessities 10 Expired
US6264966A Compounds with chelation affinity and selectivity for first transition elements and their use in cosmetics and personal care products, inhibition of metalloenzymes, and inhibition of reperfusion injury Human Necessities 9 Expired
US6387891B2 COMPOUNDS WITH CHELATION AFFINITY AND SELECTIVITY FOR FIRST TRANSITION SERIES ELEMENTS AND THEIR USE IN COSMETICS AND PERSONAL CARE PRODUCTS, INHIBITION OF METALLOENZYMES, AND INHIBITION OF REPERFUSION INJURY Human Necessities 8 Expired
US4233285A Mercaptocarboxylic acid radiopharmaceuticals Human Necessities 8 Expired
US4001387A Process for preparing radiopharmaceuticals Physics 8 Expired
US4176173A Radiographic compositions Chemistry; Metallurgy 8 Expired
US4024233A 99M-technetium labeled macroaggregated human serum albumin pharmaceutical Emerging Cross-Sectional Technologies 7 Expired
US5593659A MRI image enchancement of bone and related tissue using complexes of paramagnetic cations and polyphosphonate ligands Emerging Cross-Sectional Technologies 7 Expired
US6583182B1 Compounds with chelation affinity and selectivity for first transition series elements: use in medical therapy and diagnosis Chemistry; Metallurgy 7 Expired
US3981769A Process for preparing fluorine-18 Physics 6 Expired
US5380515A MRI image enhancement of bone and related tissue using complexes of paramagnetic cations and polyphosphonated ligands Emerging Cross-Sectional Technologies 6 Expired
US3968221A 99M-Technetium labeled tin colloid radiopharmaceuticals Human Necessities 5 Expired
US6469162B1 Compounds with chelation affinity and selectivity for first transition series elements: use in medical therapy and diagnosis Chemistry; Metallurgy 3 Expired
US6881732B2 Neuroprotection and cardioprotection afforded by chelators with high affinity and specificity for cations of first transition series elements Human Necessities 2 Expired
US6165996A Compounds with chelation affinity selectivity for first transition series elements: use in medical therapy and diagnosis Chemistry; Metallurgy 1 Expired
US6576760B2 Processes for synthesis of cyclic and linear polyamine chelators containing N-monosubstituted coordinating arms Chemistry; Metallurgy 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.