Inventor · Westerly, RI, US

Darrell J. Koza

18Patents
6h-index
17Co-inventors
59Inventor score

Filing activity: Sep 13, 2000 → Jun 30, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US6617318B1 Methods of preparing substituted tetracyclines with transition metal-based chemistries Chemistry; Metallurgy 80 Expired
US6624168B2 7,8 and 9-substituted tetracycline compounds Human Necessities 78 Expired
US7067681B2 Methods of preparing substituted tetracyclines with transition metal-based chemistries Chemistry; Metallurgy 54 Expired
US7094806B2 7, 8 and 9-substituted tetracycline compounds Human Necessities 47 Expired
US7521437B2 7-phenyl-substituted tetracycline compounds Emerging Cross-Sectional Technologies 23 Active
US7361674B2 7, 8 and 9-substituted tetracycline compounds Human Necessities 21 Active
US8048867B2 9-substituted minocycline compounds Emerging Cross-Sectional Technologies 3 Expired
US7696188B2 7,8 and 9-substituted tetracycline compounds Human Necessities 3 Active
US7595309B2 7-substituted tetracycline compounds Emerging Cross-Sectional Technologies 3 Expired
US7696187B2 Methods of preparing substituted tetracyclines with transition metal-based chemistries Chemistry; Metallurgy 3 Expired
US8106225B2 Methods of preparing substituted tetracyclines with transition metal-based chemistries Chemistry; Metallurgy 0 Active
US7875649B2 7, 8 and 9-substituted tetracycline compounds Human Necessities 0 Active
US8293931B2 7-N-substituted phenyl tetracycline compounds Chemistry; Metallurgy 0 Active
US8168810B2 7-phenyl-substituted tetracycline compounds Emerging Cross-Sectional Technologies 0 Active
US7851460B2 7-phenyl-substituted tetracycline compounds Emerging Cross-Sectional Technologies 0 Active
US8012951B2 7-N-substituted phenyl tetracycline compounds Chemistry; Metallurgy 0 Active
US8252777B2 7, 8 and 9-substituted tetracycline compounds Human Necessities 0 Active
US8492365B2 7-substituted tetracycline compounds Emerging Cross-Sectional Technologies 0 Active

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