Inventor · Indianapolis, IN, US

Wayne A. Spitzer

27Patents
8h-index
24Co-inventors
75Inventor score

Filing activity: Jul 3, 1972 → Dec 4, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US5891874A Anti-viral compound Chemistry; Metallurgy 66 Expired
US4492708A Antiviral benzimidazoles Chemistry; Metallurgy 30 Expired
US4500456A Preparation of 4-fluoroazetidinones using FClO.sub.3 Chemistry; Metallurgy 25 Expired
US4835168A Thiadiazole antiviral agents Human Necessities 17 Expired
US4537889A Inotropic agents Chemistry; Metallurgy 16 Expired
US5545653A Anti-viral compounds Human Necessities 12 Expired
US4013651A 3-Substituted amino-cephalosporins Chemistry; Metallurgy 10 Expired
US5821242A Anti-viral compounds Human Necessities 9 Expired
US6358971B1 Anti-viral compounds Human Necessities 8 Expired
US4008229A Halo substituted .beta.-lactam antibiotics Chemistry; Metallurgy 8 Expired
US4670445A Inotropic agents Chemistry; Metallurgy 7 Expired
US3954731A Process for preparing 6-alkoxypenicillanic and 7-alkoxycephalosporin acids Chemistry; Metallurgy 5 Expired
US6087374A Anti-viral compounds Human Necessities 5 Expired
US4636502A Methods of producing a positive inotropic effect or vasodilation by administration of 2-phenyl imidazo pyrimidines and pyrazines Chemistry; Metallurgy 4 Expired
US4368156A Preparation of 4-haloazetidin-2-ones from 4-sulfinoazetidin-2-ones Emerging Cross-Sectional Technologies 4 Expired
US4578387A Inotropic agents Chemistry; Metallurgy 4 Expired
US4065621A Process for 3-alkyl and 3-phenyl cephalosporins Chemistry; Metallurgy 3 Expired
US4525304A Process for preparing oxazolinoazetidinones Chemistry; Metallurgy 3 Expired
US4065618A Process for 3-H-3-cephem esters Chemistry; Metallurgy 3 Expired
US5693661A Anti-viral compounds Human Necessities 3 Expired
US4521598A 3-Azidocephalosporins Human Necessities 3 Expired
US3962214A Process for preparing amino substituted .beta.-lactam antibiotics Chemistry; Metallurgy 3 Expired
US3985737A 3-Sulfonate esters of cephalosporin Human Necessities 2 Expired
US3988325A 7-Carboxy or 2,2,2-trichloroethoxy carbonyl- cephalosporins Chemistry; Metallurgy 1 Expired
US4243588A Process for novel oxazolinoazetidinones Emerging Cross-Sectional Technologies 1 Expired

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