OPHIR, INC.
19Patents
8Active
19Granted
41Portfolio score
Filing activity: Jun 30, 1980 → May 24, 2021 · 5 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5696778A | Method of and apparatus for generating intracavity double raman shifted laser pulses | Electricity | 106 | Expired |
| US6509566B1 | Oil and gas exploration system and method for detecting trace amounts of hydrocarbon gases in the atmosphere | Physics | 72 | Expired |
| US5285256A | Rear-looking apparatus and method for detecting contrails | Physics | 30 | Expired |
| US6894768B2 | Optical air data systems and methods | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6750453B1 | Methods of and apparatus for detecting low concentrations of target gases in the free atmosphere | Physics | 22 | Expired |
| US6409198B1 | Method and apparatus for measuring atmospheric temperature | Physics | 20 | Expired |
| US4394575A | Apparatus for measuring vapor density, gas temperature, and saturation ratio | Physics | 18 | Expired |
| US4874572A | Method of and apparatus for measuring vapor density | Emerging Cross-Sectional Technologies | 16 | Expired |
| US8072584B2 | Optical air data systems and methods | Emerging Cross-Sectional Technologies | 13 | Active |
| US5583877A | Method and apparatus for generating high power laser pulses in the two to six micron wavelength range | Electricity | 10 | Expired |
| US6822236B1 | Method of optimizing a response of a gas correlation radiometer to a trace amount of a target gas | Physics | 10 | Expired |
| US7400385B2 | Optical air data systems and methods | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7564539B2 | Optical air data systems and methods | Emerging Cross-Sectional Technologies | 3 | Active |
| US7894045B2 | Optical air data systems and methods | Emerging Cross-Sectional Technologies | 2 | Active |
| US8068216B2 | Optical air data systems and methods | Emerging Cross-Sectional Technologies | 2 | Active |
| US7760339B2 | Optical air data systems and methods | Emerging Cross-Sectional Technologies | 2 | Active |
| US11300584B2 | Optical air data systems and methods | Emerging Cross-Sectional Technologies | 1 | Active |
| US11750161B2 | Microwave and radio frequency (RF) power electronics system having power combiner circuit | Electricity | 0 | Active |
| US10746901B2 | Systems and methods for predicting arrival of wind event at aeromechanical apparatus | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.