Micromass Limited
20Patents
0Active
20Granted
32Portfolio score
Filing activity: Apr 26, 1996 → Mar 14, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6107623A | Methods and apparatus for tandem mass spectrometry | Electricity | 251 | Expired |
| US6717130B2 | Methods and apparatus for mass spectrometry | Electricity | 73 | Expired |
| US5756994A | Electrospray and atmospheric pressure chemical ionization mass spectrometer and ion source | Electricity | 72 | Expired |
| US6229142A | Time of flight mass spectrometer and detector therefor | Electricity | 61 | Expired |
| US6586727B2 | Methods and apparatus for mass spectrometry | Electricity | 54 | Expired |
| US6570152B1 | Time of flight mass spectrometer with selectable drift length | Electricity | 52 | Expired |
| US6373052B1 | Method and apparatus for the correction of mass errors in time-of-flight mass spectrometry | Electricity | 32 | Expired |
| US6410915B1 | Multi-inlet mass spectrometer for analysis of liquid samples by electrospray or atmospheric pressure ionization | Physics | 32 | Expired |
| US6222185A | Plasma mass spectrometer | Electricity | 24 | Expired |
| US5661298A | Mass spectrometer | Electricity | 23 | Expired |
| US6489121B1 | Methods of identifying peptides and proteins by mass spectrometry | Electricity | 22 | Expired |
| US6489608B1 | Method of determining peptide sequences by mass spectrometry | Electricity | 21 | Expired |
| US7038197B2 | Mass spectrometer and method of mass spectrometry | Electricity | 20 | Expired |
| US5766954A | Isotopic composition analyser | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6297501A | Simultaneous detection isotopic ratio mass spectrometer | Electricity | 12 | Expired |
| US6642514B2 | Mass spectrometers and methods of mass spectrometry | Electricity | 11 | Expired |
| US5903002A | Charged-particle detectors and mass spectrometers employing the same | Electricity | 7 | Expired |
| US6707032B2 | Plasma mass spectrometer | Electricity | 6 | Expired |
| US5757012A | Charged-particle detectors and mass spectrometers employing the same | Electricity | 3 | Expired |
| US6545270B2 | Plasma mass spectrometer | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.