Barringer Research Limited
21Patents
0Active
21Granted
33Portfolio score
Filing activity: Jan 8, 1973 → Feb 4, 2002
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6375697B2 | Apparatus and method for screening people and articles to detect and/or to decontaminate with respect to certain substances | Emerging Cross-Sectional Technologies | 66 | Expired |
| US5859375A | Apparatus for and method of collecting trace samples for analysis | Physics | 61 | Expired |
| US5405781A | Ion mobility spectrometer apparatus and method, incorporating air drying | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5425263A | Method for inspecting an article for concealed substances | Physics | 35 | Expired |
| US3970428A | Method and apparatus for collecting atmospheric samples in atmospheric geochemical prospecting | Physics | 34 | Expired |
| US6446514B1 | Combined particle/vapor sampler | Physics | 34 | Expired |
| US4056969A | Detection of concealed metalliferous deposits, hydrocarbons and explosives | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4220414A | Laser spectrochemical analysis | Physics | 27 | Expired |
| US5552600A | Pressure stabilized ion mobility spectrometer | Physics | 24 | Expired |
| US4506225A | Method for remote measurement of anomalous complex variations of a predetermined electrical parameter in a target zone | Physics | 23 | Expired |
| US3950695A | Geophysical prospecting method utilizing correlation of received waveforms with stored reference waveforms | Physics | 22 | Expired |
| US6291821A | Method of monitoring the status of the gas drying system in an ion mobility spectrometer | Physics | 20 | Expired |
| US5988002A | Method of collecting trace samples for analysis | Physics | 20 | Expired |
| US3961187A | Remote sensing of marine hydrocarbon seeps | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6619143B2 | Combined particle vapor sampler | Physics | 15 | Expired |
| US4192176A | Detection of concealed metalliferous deposits, hydrocarbons and explosives | Physics | 13 | Expired |
| US3935452A | Quadrupole mobility spectrometer | Physics | 11 | Expired |
| US4057734A | Spectroscopic apparatus with balanced dual detectors | Physics | 10 | Expired |
| US4157579A | Pulse generation employing parallel resonant LC circuit for energizing a coil with square wave | Emerging Cross-Sectional Technologies | 7 | Expired |
| US3998734A | Method and apparatus for transferring particles from one fluid stream into another | Physics | 6 | Expired |
| US3985619A | Exploration method and apparatus utilizing atmospheric micro-organic particulates | Physics | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.