Michael S. Westphall
22Patents
8h-index
15Co-inventors
72Inventor score
Filing activity: Mar 8, 2001 → Nov 10, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6649907B2 | Charge reduction electrospray ionization ion source | Emerging Cross-Sectional Technologies | 100 | Expired |
| US7518108B2 | Electrospray ionization ion source with tunable charge reduction | Electricity | 39 | Active |
| US6906322B2 | Charged particle source with droplet control for mass spectrometry | Electricity | 35 | Expired |
| US6797945B2 | Piezoelectric charged droplet source | Electricity | 29 | Expired |
| US7078679B2 | Inductive detection for mass spectrometry | Electricity | 24 | Expired |
| US7408147B2 | Nanoelectromechanical and microelectromechanical sensors and analyzers | Electricity | 21 | Active |
| US6727497B2 | Charge reduction in electrospray mass spectrometry | Electricity | 11 | Expired |
| US7884324B2 | Nanopillar arrays for electron emission | Emerging Cross-Sectional Technologies | 10 | Active |
| US9040903B2 | Precursor selection using an artificial intelligence algorithm increases proteomic sample coverage and reproducibility | Physics | 7 | Active |
| US10852306B2 | Gas-phase purification for accurate isobaric tag-based quantification | Emerging Cross-Sectional Technologies | 4 | Active |
| US11525760B2 | Gas phase sample preparation for cryo-electron microscopy | Electricity | 3 | Active |
| US11092523B2 | Gas phase sample preparation for cryo-electron microscopy | Electricity | 3 | Active |
| US9625470B2 | Identification of related peptides for mass spectrometry processing | Electricity | 3 | Active |
| US10153146B2 | High mass accuracy filtering for improved spectral matching of high-resolution gas chromatography-mass spectrometry data against unit-resolution reference databases | Physics | 3 | Active |
| US8686375B2 | Molecule mass detection via field emission of electrons from membranes | Electricity | 2 | Active |
| US9698001B2 | Gas-phase purification for accurate isobaric tag-based quantification | Emerging Cross-Sectional Technologies | 1 | Active |
| US11728146B2 | Retractable ion guide, grid holder, and technology for removal of cryogenic sample from vacuum | Electricity | 1 | Active |
| US12130217B2 | Gas phase sample preparation for cryo-electron microscopy | Electricity | 0 | Active |
| US10273511B2 | Enzymes for producing non-straight-chain fatty acids | Chemistry; Metallurgy | 0 | Active |
| US10809267B2 | Gas-phase purification for accurate isobaric tag-based quantification | General | 0 | Revoked |
| US12373084B2 | Web-based data upload and visualization platform enabling creation of code-free exploration of MS-based omics data | Electricity | 0 | Active |
| US8628974B2 | Protein/peptide sequencing by chemical degradation in the gas phase | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.