United Sciences, LLC
23Patents
11Active
23Granted
41Portfolio score
Filing activity: Nov 12, 1991 → Dec 6, 2013
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5831730A | Method for monitoring particulates using beam-steered solid-state light source | Physics | 30 | Expired |
| US5297432A | Vacuum dilution extraction gas sampling method | Physics | 27 | Expired |
| US8841603B1 | Illumination for optical scan and measurement | Physics | 23 | Active |
| US5751423A | Opacity and forward scattering monitor using beam-steered solid-state light source | Physics | 20 | Expired |
| US5458010A | Vacuum dilution extraction gas sampling system | Physics | 18 | Expired |
| US5637809A | Vacuum extraction sampling system | Physics | 17 | Expired |
| US5520048A | Automated flow measuring device including wet and dry bulb moisture analyzer | Physics | 10 | Expired |
| US5999257A | Method and apparatus for monitoring particulates using back-scattered laser with steerable detection optics | Physics | 10 | Expired |
| US5440217A | Drive mechanism for automated flow measuring device | Physics | 9 | Expired |
| US5394759A | Automated flow measuring device | Physics | 9 | Expired |
| US8900128B2 | Otoscanner with camera for video and scanning | Performing Operations; Transporting | 8 | Active |
| US8900129B2 | Video otoscanner with line-of-sight probe and screen | Performing Operations; Transporting | 8 | Active |
| US8900130B2 | Otoscanner with safety warning system | Performing Operations; Transporting | 8 | Active |
| US8900125B2 | Otoscanning with 3D modeling | Performing Operations; Transporting | 7 | Active |
| US8900127B2 | Otoscanner with pressure sensor for compliance measurement | Performing Operations; Transporting | 6 | Active |
| US5509313A | Method for measuring flow rate and direction of a fluid in a conduit | Physics | 5 | Expired |
| US8842273B2 | Optical measurement of drilled holes | Physics | 4 | Active |
| US5535634A | Enhanced Type S pitot tube with reduced and symmetric response to pitch | Physics | 4 | Expired |
| US5559279A | Method and apparatus for dynamic calibration of a flow monitor | Physics | 3 | Expired |
| US8900126B2 | Optical scanning device | Electricity | 2 | Active |
| US8715173B2 | Otoscanner with fan and ring laser | Performing Operations; Transporting | 0 | Active |
| US9149793B2 | Carbon composite materials for separations | Performing Operations; Transporting | 0 | Active |
| US9188775B2 | Optical scanning and measurement | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.