DTM Corporation
14Patents
0Active
14Granted
37Portfolio score
Filing activity: Nov 9, 1990 → Jul 7, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5252264A | Apparatus and method for producing parts with multi-directional powder delivery | Emerging Cross-Sectional Technologies | 298 | Expired |
| US5352405A | Thermal control of selective laser sintering via control of the laser scan | Emerging Cross-Sectional Technologies | 296 | Expired |
| US5342919A | Sinterable semi-crystalline powder and near-fully dense article formed therewith | Performing Operations; Transporting | 261 | Expired |
| US5749041A | Method of forming three-dimensional articles using thermosetting materials | Emerging Cross-Sectional Technologies | 166 | Expired |
| US5648450A | Sinterable semi-crystalline powder and near-fully dense article formed therein | Emerging Cross-Sectional Technologies | 149 | Expired |
| US5527877A | Sinterable semi-crystalline powder and near-fully dense article formed therewith | Emerging Cross-Sectional Technologies | 134 | Expired |
| US5155321A | Radiant heating apparatus for providing uniform surface temperature useful in selective laser sintering | Emerging Cross-Sectional Technologies | 129 | Expired |
| US5430666A | Automated method and apparatus for calibration of laser scanning in a selective laser sintering apparatus | Emerging Cross-Sectional Technologies | 125 | Expired |
| US5733497A | Selective laser sintering with composite plastic material | Performing Operations; Transporting | 123 | Expired |
| US6136948A | Sinterable semi-crystalline powder and near-fully dense article formed therewith | Emerging Cross-Sectional Technologies | 105 | Expired |
| US6085122A | End-of-vector laser power control in a selective laser sintering system | Emerging Cross-Sectional Technologies | 102 | Expired |
| US5990268A | Sinterable semi-crystalline powder and near-fully dense article formed therewith | Emerging Cross-Sectional Technologies | 62 | Expired |
| US6151345A | Laser power control with stretched initial pulses | Performing Operations; Transporting | 57 | Expired |
| US5817206A | Selective laser sintering of polymer powder of controlled particle size distribution | Chemistry; Metallurgy | 52 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.