Inventor · Fairborn, OH, US

Robert E. Sievers

17Patents
8h-index
16Co-inventors
69Inventor score

Filing activity: Feb 4, 1974 → Mar 22, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6095134A Methods and apparatus for fine particle formation Emerging Cross-Sectional Technologies 195 Expired
US5639441A Methods for fine particle formation Emerging Cross-Sectional Technologies 185 Expired
US4970093A Chemical deposition methods using supercritical fluid solutions Performing Operations; Transporting 121 Expired
US5301664A Methods and apparatus for drug delivery using supercritical solutions Emerging Cross-Sectional Technologies 49 Expired
US4654053A Oxygen sorbent Emerging Cross-Sectional Technologies 42 Expired
US6630121B1 Supercritical fluid-assisted nebulization and bubble drying Emerging Cross-Sectional Technologies 32 Expired
US4206132A Lanthanide chelate of a fluorinated ligand Physics 29 Expired
US4251233A Liquid hydrocarbon-soluble rare earth chelates prepared from the novel ligand 2,2,7-trimethyl-3,5-octanedione and fuels containing same Chemistry; Metallurgy 17 Expired
US4717675A Method for selective conversion of organic compounds and detecting same by gas chromotography and chemiluminescence detection Emerging Cross-Sectional Technologies 8 Expired
US4514522A Oxygen sorbent Chemistry; Metallurgy 7 Expired
US3966411A Analysis for nitrogen compounds by gas chromatography Emerging Cross-Sectional Technologies 6 Expired
US3970561A Separation of compounds differing in isotopic composition Physics 6 Expired
US5089466A Stable mixed metal superconductive oxides containing nitrogen Emerging Cross-Sectional Technologies 3 Expired
US9895321B2 Vaccines, methods of administering vaccines, methods and products for treating and/or delaying onset of dysplastic lesions, and wafers for oral administration Chemistry; Metallurgy 1 Active
US10206873B1 Dry powder formation using a variably constrained, divided pathway for mixing fluid streams Performing Operations; Transporting 0 Active
US10857106B2 Methods and products for treating and/or delaying onset of dysplastic lesions Chemistry; Metallurgy 0 Active
US10780062B2 Tobacco products Chemistry; Metallurgy 0 Active

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