Vari-Lite, Inc.
60Patents
0Active
60Granted
37Portfolio score
Filing activity: May 23, 1978 → Sep 28, 2001
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4392187A | Computer controlled lighting system having automatically variable position, color, intensity and beam divergence | Mechanical Engineering; Lighting; Heating | 385 | Expired |
| US5769527A | Computer controlled lighting system with distributed control resources | Emerging Cross-Sectional Technologies | 377 | Expired |
| US5282121A | High intensity lighting projectors | Physics | 321 | Expired |
| US5010459A | Console/lamp unit coordination and communication in lighting systems | Emerging Cross-Sectional Technologies | 291 | Expired |
| US5307295A | Creating and controlling lighting designs | Emerging Cross-Sectional Technologies | 250 | Expired |
| US5209560A | Computer controlled lighting system with intelligent data distribution network | Emerging Cross-Sectional Technologies | 236 | Expired |
| US4980806A | Computer controlled lighting system with distributed processing | Emerging Cross-Sectional Technologies | 235 | Expired |
| US5329431A | Computer controlled lighting system with modular control resources | Emerging Cross-Sectional Technologies | 228 | Expired |
| US5640061A | Modular lamp power supply system | Electricity | 212 | Expired |
| US5774273A | Variable-geometry liquid-filled lens apparatus and method for controlling the energy distribution of a light beam | Mechanical Engineering; Lighting; Heating | 149 | Expired |
| US4602321A | Light source having automatically variable hue, saturation and beam divergence | Mechanical Engineering; Lighting; Heating | 119 | Expired |
| US4800474A | Color wheel assembly for lighting equipment | Mechanical Engineering; Lighting; Heating | 89 | Expired |
| US4779176A | Light pattern generator | Mechanical Engineering; Lighting; Heating | 82 | Expired |
| US5825548A | Cross-fading color filter and system | Mechanical Engineering; Lighting; Heating | 69 | Expired |
| US5454477A | Storage and transporatation trunk for lighting equipment | Emerging Cross-Sectional Technologies | 62 | Expired |
| US5829868A | High intensity lighting projectors | Physics | 58 | Expired |
| US6031749A | Universal power module | Electricity | 54 | Expired |
| US4701833A | Ventilation system for stage light instrument | Mechanical Engineering; Lighting; Heating | 53 | Expired |
| US5882107A | Compact luminaire system | Mechanical Engineering; Lighting; Heating | 52 | Expired |
| USD457673S1 | Lamp head assembly | General | 50 | Expired |
| US6113252A | Architectural luminaries | Mechanical Engineering; Lighting; Heating | 45 | Expired |
| US5691886A | Programmable rotatable gobo system | Physics | 43 | Expired |
| USD359574S | Adjustable lamp | General | 41 | Expired |
| US5031078A | Additive color mixing system with variable hue and saturation light sources | Mechanical Engineering; Lighting; Heating | 40 | Expired |
| USD417300S | Adjustable compact luminaire | General | 40 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.