Barret Lippey
69Patents
10h-index
47Co-inventors
78Inventor score
Filing activity: Oct 17, 1988 → Jan 29, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5418431A | RF plasma source and antenna therefor | Electricity | 50 | Expired |
| US7515336B2 | Selective reflecting | Physics | 41 | Expired |
| US6847483B2 | Selective reflecting | Physics | 36 | Expired |
| US6248448A | Anti-reflection film | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6284382A | Antireflection film and manufacturing method thereof | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7995092B2 | Two-dimensional and three-dimensional projecting | Electricity | 15 | Active |
| US7535636B2 | Selective reflecting | Physics | 12 | Active |
| US7554060B2 | Displaying cooking-related information | Emerging Cross-Sectional Technologies | 12 | Active |
| US5089439A | Process for attaching large area silicon-backed chips to gold-coated surfaces | Emerging Cross-Sectional Technologies | 11 | Expired |
| USD872793S1 | Eyeglasses | General | 10 | Active |
| US7241014B2 | Microdisplay projection | Electricity | 10 | Expired |
| US8081368B2 | Selective absorbing | Electricity | 8 | Active |
| US5696429A | Method for charge neutralization of surface in space with space-charge neutral plasma | Electricity | 6 | Expired |
| US8928970B2 | Single-display color 3D method and apparatus | Electricity | 6 | Active |
| US5628831A | Method for cleaning contaminants from a body in space using a space charge neutral plasma | Electricity | 6 | Expired |
| US10488746B2 | Aperture sharing for highlight projection | Electricity | 5 | Active |
| US10531055B2 | Beam combining for highlight projection | Electricity | 5 | Active |
| US10416539B2 | Spatial light modulator for reduction of certain order light | Physics | 4 | Active |
| US9715123B2 | Green and red despeckling | Electricity | 4 | Active |
| US8988765B2 | Laser projection system with improved bit depth | Electricity | 4 | Active |
| US9313482B2 | Forming spectral filters | Electricity | 4 | Active |
| US7520624B2 | Light enhancing | Electricity | 4 | Expired |
| US8786940B2 | Despeckling apparatus and method | Electricity | 4 | Active |
| US11070774B2 | Temporal modeling of phase modulators in multi-modulation projection | Physics | 4 | Active |
| US9599835B2 | Projection systems with despeckled laser light | Electricity | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.