Inventor · Redwood Shores, CA, US

William E. Rich

12Patents
9h-index
20Co-inventors
72Inventor score

Filing activity: Mar 5, 1979 → Dec 10, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US6675104B2 Method for analyzing mass spectra Physics 171 Expired
US4314823A Combination apparatus and method for chromatographic separation and quantitative analysis of multiple ionic species Emerging Cross-Sectional Technologies 109 Expired
US4242097A Method and apparatus for quantitative analysis of weakly ionized anions or cations Emerging Cross-Sectional Technologies 44 Expired
US6897072B1 Probes for a gas phase ion spectrometer Emerging Cross-Sectional Technologies 30 Expired
US7205156B2 Probes for a gas phase ion spectrometer Emerging Cross-Sectional Technologies 19 Expired
US8173433B2 Platelet biomarkers for cancer Physics 18 Active
US7348184B2 Protein interaction difference mapping Physics 13 Expired
US7479631B2 Probes for a gas phase ion spectrometer Emerging Cross-Sectional Technologies 12 Active
US7027933B2 Method for analyzing mass spectra Physics 11 Expired
US7299134B2 Method for correlating gene expression profiles with protein expression profiles Emerging Cross-Sectional Technologies 9 Expired
US6765199B2 Time-dependent digital signal scaling process Electricity 6 Expired
US7998099B2 Method and apparatus for body work Human Necessities 6 Active

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