David E. Slobodin
24Patents
9h-index
16Co-inventors
72Inventor score
Filing activity: Oct 24, 1990 → May 20, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6222971A | Small inlet optical panel and a method of making a small inlet optical panel | Emerging Cross-Sectional Technologies | 133 | Expired |
| US7252385B2 | Projection LED cooling | Mechanical Engineering; Lighting; Heating | 84 | Expired |
| US5084777A | Light addressed liquid crystal light valve incorporating electrically insulating light blocking material of a-SiGe:H | Physics | 39 | Expired |
| US6334685B1 | Segmented light pipe apparatus and method for increasing luminous efficiency of single light-valve, color video projection displays | Electricity | 37 | Expired |
| US7447608B1 | Method and apparatus for a collaborative meeting room system | Electricity | 20 | Expired |
| US6962426B2 | Recirculation of reflected source light in an image projection system | Electricity | 20 | Expired |
| US7237004B2 | Dataconferencing appliance and system | Electricity | 16 | Expired |
| US5140448A | Apparatus for and method of operation of smectic liquid crystal light valve having scattering centers | Physics | 16 | Expired |
| US6988806B2 | Instant-on projector | Electricity | 13 | Expired |
| US6767100B1 | System and method employing reflective imaging devices for a projection display | Physics | 9 | Expired |
| US7667893B2 | Microlens front projection screen | Physics | 8 | Active |
| US7259912B2 | Fresnel lens having reduced distortions | Physics | 5 | Expired |
| US6685792B2 | Method of making a small inlet optical panel | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7553028B2 | Projection LED cooling | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US6899436B2 | Projection apparatus with axis parallel micro mirrors and light sources | Electricity | 4 | Expired |
| US7408527B2 | Light emitting device driving method and projection apparatus so equipped | Physics | 4 | Expired |
| US7128421B2 | Thermal management of projection apparatus | Electricity | 3 | Expired |
| US7970833B2 | Image capture method, system and apparatus | Electricity | 2 | Active |
| US7847868B2 | Subpixels of a light valve pixel having characteristics adapted to complement light within a range of wavelengths | Physics | 1 | Active |
| US7554623B2 | Optical assembly to provide complementary illumination of subpixels of a light valve pixel | Physics | 1 | Active |
| US7172289B2 | Projection apparatus with colored light path combination through a transparent optical element | Physics | 0 | Expired |
| USRE41768E1 | System and method employing reflective imaging devices for a projection display | General | 0 | Active |
| US7375867B2 | Transmissive electromechanical light valve and system | Physics | 0 | Expired |
| US11170700B1 | Artificial window and method for manufacturing the same | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.