Raytek GmbH
10Patents
1Active
10Granted
32Portfolio score
Filing activity: May 12, 1981 → Jul 17, 2007 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4634294A | Hand-held digital temperature measuring instrument | Physics | 162 | Expired |
| US7304297B1 | Thermal imager utilizing improved radiometric calibration technique | Physics | 27 | Expired |
| US6234669A | Device for measuring temperature without contact | Emerging Cross-Sectional Technologies | 23 | Expired |
| US7484885B1 | Thermal imager having sunlight exposure protection mechanism | Electricity | 16 | Expired |
| US7369156B1 | Noncontact temperature measurement device having compressed video image transfer | Physics | 11 | Expired |
| US6290389A | Device for temperature measurement | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4642454A | Infrared intrusion detector with field of view locator | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6585409B2 | Temperature-measurement device with diffractive optics | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7071462B2 | Calibration system and method to correct distortion of thermal images from in-line and rotary thermoforming machines | Physics | 8 | Expired |
| US7703978B2 | Temperature measuring device | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.