|
| US4671448 | 10 Jun 1985 | 9 Jun 1987 | M.A.N. Maschinenfabrik Augsburg-Nurnberg | Method of preparing structural components having a symmetrically curved wall by buildup welding |
| US5578227 | 30 Ago 1993 | 26 Nov 1996 | | Rapid prototyping system |
| US5764521 | 13 Nov 1995 | 9 Jun 1998 | Stratasys Inc. | Method and apparatus for solid prototyping |
| US6087612 | 5 Ago 1998 | 11 Jul 2000 | DaimlerChrysler AG | Process for marking industrial products or parts |
| US6144008 | 22 Nov 1996 | 7 Nov 2000 | | Rapid manufacturing system for metal, metal matrix composite materials and ceramics |
| US6441338 | 10 Abr 2000 | 27 Ago 2002 | | Rapid manufacturing of steel rule dies and other 3-dimensional products, apparatus, process and products |
