Northeast Robotics LLC
15Patents
0Active
15Granted
31Portfolio score
Filing activity: Aug 27, 1991 → May 27, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5461417A | Continuous diffuse illumination method and apparatus | Electricity | 103 | Expired |
| US5684530A | Continuous diffuse illumination method and apparatus | Electricity | 80 | Expired |
| US5764874A | Imaging system utilizing both diffuse and specular reflection characteristics | Electricity | 61 | Expired |
| US5604550A | Illumination device for indirectly illuminating an object with continuous diffuse light | Electricity | 57 | Expired |
| US5920643A | Flexible lighting element circuit and method of manufacturing the same | Electricity | 46 | Expired |
| US5187611A | Diffuse on-axis light source | Physics | 44 | Expired |
| US6059421A | Hockey puck shaped continuous diffuse illumination apparatus and method | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5761540A | Illumination device with microlouver for illuminating an object with continuous diffuse light | Electricity | 32 | Expired |
| US5713661A | Hockey puck shaped continuous diffuse illumination apparatus and method | Physics | 28 | Expired |
| US5877899A | Imaging system and method for imaging indicia on wafer | Physics | 18 | Expired |
| US5842060A | Illumination device with curved beam splitter for illumination an object with continuous diffuse light | Electricity | 17 | Expired |
| US6135350A | Surface marking system and method of viewing marking indicia | Electricity | 13 | Expired |
| US5949584A | Wafer | Physics | 11 | Expired |
| US6177954A | Miniature inspection system | Electricity | 6 | Expired |
| US6003992A | Back lighting illumination system | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.