3D Printing Related Patents - 1997 to 2003

Rapid prototyping apparatus
US5942370 *	Jul 11, 1997	Aug 24, 1999	Ciba Specialty Chemicals Corporation	Production of three-dimensional objects
US5942566 *	Jul 3, 1997	Aug 24, 1999	Advanced Ceramics Research, Inc.	Ceramic feedstock composition for the manufacture of prototype elements
US5968561 *	Jan 26, 1998	Oct 19, 1999	Stratasys, Inc.	High performance rapid prototyping system
US5969971 *	Sep 9, 1996	Oct 19, 1999	Bpm Technology, Inc.	Apparatus and method for thermal normalization in three-dimensional article manufacturing
US5976339 *	Mar 24, 1997	Nov 2, 1999	Andre, Sr.; Larry Edward	Method of incremental layered object fabrication
US6004124 *	Jan 26, 1998	Dec 21, 1999	Stratasys, Inc.	Thin-wall tube liquifier
US6004500 *	May 19, 1998	Dec 21, 1999	Rutgers, The State University Of New Jersey	Methods for producing novel ceramic composites
US6021358 *	Sep 18, 1996	Feb 1, 2000	Sachs; George A.	Three dimensional model and mold making method using thick-slice subtractive fabrication
US6022207 *	Jan 26, 1998	Feb 8, 2000	Stratasys, Inc.	Rapid prototyping system with filament supply spool monitoring
US6027682 *	May 19, 1998	Feb 22, 2000	3D Systems, Inc.	Thermal stereolithography using slice techniques
US6028410 *	Jan 11, 1999	Feb 22, 2000	Stratasys, Inc.	Resonance detection and resolution
US6036777 *	Apr 14, 1995	Mar 14, 2000	Massachusetts Institute Of Technology	Powder dispensing apparatus using vibration
US6049160 *	Jul 13, 1998	Apr 11, 2000	The State University Of New Jersey Rutgers	Radial ceramic piezoelectric composites
US6054077 *	Jan 11, 1999	Apr 25, 2000	Stratasys, Inc.	Velocity profiling in an extrusion apparatus
US6067480 *	Apr 2, 1997	May 23, 2000	Stratasys, Inc.	Method and apparatus for in-situ formation of three-dimensional solid objects by extrusion of polymeric materials
US6070107 *	May 20, 1998	May 30, 2000	Stratasys, Inc.	Water soluble rapid prototyping support and mold material
US6073056 *	Apr 8, 1997	Jun 6, 2000	Larry J. Winget	Method and system for building a data model of a physical part in a data format useful for and reproduction of the part
US6103176 *	Feb 8, 1999	Aug 15, 2000	3D Systems, Inc.	Stereolithographic method and apparatus for production of three dimensional objects using recoating parameters for groups of layers
US6109332 *	Sep 28, 1998	Aug 29, 2000	Massachusetts Institute Of Technology	Ceramic mold finishing
US6112804 *	Jul 2, 1998	Sep 5, 2000	Massachusetts Institute Of Technology	Tooling made by solid free form fabrication techniques having enhanced thermal properties
US6126884 *	Feb 8, 1999	Oct 3, 2000	3D Systems, Inc.	Stereolithographic method and apparatus with enhanced control of prescribed stimulation production and application
US6129872 *	Aug 29, 1998	Oct 10, 2000	Jang; Justin	Process and apparatus for creating a colorful three-dimensional object
US6129884 *	Feb 8, 1999	Oct 10, 2000	3D Systems, Inc.	Stereolithographic method and apparatus with enhanced control of prescribed stimulation production and application
US6132667 *	Feb 8, 1999	Oct 17, 2000	3D Systems, Inc.	Stereolithographic method and apparatus with enhanced control of prescribed stimulation production and application
US6133355 *	Jun 12, 1997	Oct 17, 2000	3D Systems, Inc.	Selective deposition modeling materials and method
US6144008 *	Nov 22, 1996	Nov 7, 2000	Rabinovich; Joshua E.	Rapid manufacturing system for metal, metal matrix composite materials and ceramics
US6146567 *	Sep 14, 1998	Nov 14, 2000	Massachusetts Institute Of Technology	Three dimensional printing methods
US6159411 *	Feb 8, 1999	Dec 12, 2000	3D Systems, Inc.	Rapid prototyping method and apparatus with simplified build preparation for production of three dimensional objects
US6162378 *	Feb 25, 1999	Dec 19, 2000	3D Systems, Inc.	Method and apparatus for variably controlling the temperature in a selective deposition modeling environment
US6165406 *	May 27, 1999	Dec 26, 2000	Nanotek Instruments, Inc.	3-D color model making apparatus and process
US6214279	Oct 2, 1999	Apr 10, 2001	Nanotek Instruments, Inc.	Apparatus and process for freeform fabrication of composite reinforcement preforms
US6228923	Jun 11, 1998	May 8, 2001	Stratasys, Inc.	Water soluble rapid prototyping support and mold material
US6238613	Jul 14, 1999	May 29, 2001	Stratasys, Inc.	Apparatus and method for thermoplastic extrusion
US6241934	Feb 8, 1999	Jun 5, 2001	3D Systems, Inc.	Stereolithographic method and apparatus with enhanced control of prescribed stimulation production and application
US6243616	Jun 30, 1998	Jun 5, 2001	Huels Aktiengesellschaft	Method and device for producing three-dimensional objects
US6253116	Aug 4, 1998	Jun 26, 2001	New Jersey Institute Of Technology	Method and apparatus for rapid freezing prototyping
US6261077	Feb 8, 1999	Jul 17, 2001	3D Systems, Inc.	Rapid prototyping apparatus with enhanced thermal and/or vibrational stability for production of three dimensional objects
US6280784	Feb 10, 2000	Aug 28, 2001	Nanotek Instruments, Inc	Method for rapidly making a 3-D food object
US6280785	Mar 28, 2000	Aug 28, 2001	Nanotek Instruments, Inc.	Rapid prototyping and fabrication method for 3-D food objects
US6305769	Jun 13, 1997	Oct 23, 2001	3D Systems, Inc.	Selective deposition modeling system and method
US6308768	Feb 19, 1999	Oct 30, 2001	Semi-Solid Technologies, Inc.	Apparatus and method for semi-solid material production
US6325961	Feb 8, 1999	Dec 4, 2001	3D Systems, Inc.	Stereolithographic method and apparatus with enhanced control of prescribed stimulation and application
US6347257 *	Feb 25, 1999	Feb 12, 2002	3D Systems, Inc.	Method and apparatus for controlling the drop volume in a selective deposition modeling environment
US6354361	Sep 1, 2000	Mar 12, 2002	Massachusetts Institute Of Technology	Tooling having advantageously located heat transfer channels
US6358453	Apr 8, 1999	Mar 19, 2002	Prosthetic Design, Inc.	Modular distal plate for rapid manufacturing of a prosthetic limb socket
US6367791	Jul 7, 2000	Apr 9, 2002	Stratasys, Inc.	Substrate mounting system for a three-dimensional modeling machine
US6375880	Sep 30, 1998	Apr 23, 2002	The Board Of Trustees Of The Leland Stanford Junior University	Mold shape deposition manufacturing
US6376148	Jan 17, 2001	Apr 23, 2002	Nanotek Instruments, Inc.	Layer manufacturing using electrostatic imaging and lamination
US6396025	Aug 4, 1999	May 28, 2002	Aeromet Corporation	Powder feed nozzle for laser welding
US6399010	Feb 8, 1999	Jun 4, 2002	3D Systems, Inc.	Method and apparatus for stereolithographically forming three dimensional objects with reduced distortion
US6401002	Apr 29, 1999	Jun 4, 2002	Nanotek Instruments, Inc.	Layer manufacturing apparatus and process
US6405095	May 25, 1999	Jun 11, 2002	Nanotek Instruments, Inc.	Rapid prototyping and tooling system
US6406658	Feb 8, 1999	Jun 18, 2002	3D Systems, Inc.	Stereolithographic method and apparatus for production of three dimensional objects using multiple beams of different diameters
US6437034	May 7, 2001	Aug 20, 2002	Stratasys, Inc.	Water soluble rapid prototyping support and mold material
US6441338 *	Apr 10, 2000	Aug 27, 2002	Joshua E. Rabinovich	Rapid manufacturing of steel rule dies and other 3-dimensional products, apparatus, process and products
US6459069 *	Sep 29, 2000	Oct 1, 2002	Joshua E. Rabinovich	Rapid manufacturing system for metal, metal matrix composite materials and ceramics
US6470955	Jul 22, 1999	Oct 29, 2002	Gibbs Die Casting Aluminum Co.	Semi-solid casting apparatus and method
US6471800	Nov 29, 2000	Oct 29, 2002	Nanotek Instruments, Inc.	Layer-additive method and apparatus for freeform fabrication of 3-D objects
US6495091 *	May 17, 1996	Dec 17, 2002	Ecole Polytechnique Federale De Lausanne	Process for the manufacture of polymer and composite products
US6505089 *	Mar 14, 2000	Jan 7, 2003	Korea Advanced Institute Science And Technology	Method for manufacturing a three-dimensional model by variable deposition and apparatus used therein
US6508971	Aug 6, 2001	Jan 21, 2003	3D Systems, Inc.	Selective deposition modeling method and apparatus for forming three-dimensional objects and supports
US6519500	Mar 23, 2000	Feb 11, 2003	Solidica, Inc.	Ultrasonic object consolidation