Labsphere, Inc.
13Patents
3Active
13Granted
36Portfolio score
Filing activity: Oct 27, 1988 → May 28, 2021
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4912720A | Laser cavity material | Electricity | 28 | Expired |
| US5537203A | Integrated sphere for diffusal reflectance and transmittance | Physics | 24 | Expired |
| US5763519A | Diffusely reflecting sintered fluorinated long-chain addition polymers doped with pigments for color standard use | Physics | 23 | Expired |
| US5462705A | Method of forming diffusely reflecting sintered fluorinated long-chain addition polymers doped with pigments for color standard use | Physics | 17 | Expired |
| US5488473A | Method of and apparatus for increasing measurement sensitivity of fluorescence and luminescence | Physics | 15 | Expired |
| US6734959B2 | Prober for testing light-emitting devices on a wafer | Physics | 10 | Expired |
| US6278521A | Method of and apparatus for bispectral fluorescence colorimetry | Physics | 10 | Expired |
| US6597195B1 | Method of and cassette structure for burn-in and life testing of multiple LEDs and the like | Physics | 8 | Expired |
| US5479009A | Highly efficient collection optical systems for providing light detectors such as photodetectors and the like with hemispherical fields of view | Physics | 7 | Expired |
| US5923039A | Ultraviolet transmittance analyzing method and instrument | Physics | 6 | Expired |
| US12125246B2 | Calibration network systems and methods of using the same | Physics | 0 | Active |
| US11885671B2 | Field spectral radiometers including calibration assemblies | Physics | 0 | Active |
| US9239259B2 | Optical measurement system, optical measurement method, and mirror plate for optical measurement system | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.