Wednesday, February 17, 2016

3D Printing Related Patents - 1989 to 1998













Citing PatentFiling datePublication dateApplicantTitle
US5204055 *Dec 8, 1989Apr 20, 1993Massachusetts Institute Of TechnologyThree-dimensional printing techniques
US5204823 *Mar 20, 1991Apr 20, 1993Calcomp Inc.Method and apparatus for high-speed layer thickness curing in 3-D model making
US5216616 *Dec 1, 1989Jun 1, 1993Masters William ESystem and method for computer automated manufacture with reduced object shape distortion
US5257657 *Jul 8, 1992Nov 2, 1993Incre, Inc.Method for producing a free-form solid-phase object from a material in the liquid phase
US5285579 *Feb 14, 1991Feb 15, 1994Jobs S.P.A.Tridimensional multifunction plotter
US5303141 *Mar 22, 1993Apr 12, 1994International Business Machines CorporationModel generation system having closed-loop extrusion nozzle positioning
US5319568 *Jul 30, 1991Jun 7, 1994Jesco Products Co., Inc.Material dispensing system
US5340433 *Jun 8, 1992Aug 23, 1994Stratasys, Inc.Modeling apparatus for three-dimensional objects
US5340656 *Apr 9, 1993Aug 23, 1994Massachusetts Institute Of TechnologyThree-dimensional printing techniques
US5387380 *Jun 5, 1992Feb 7, 1995Massachusetts Institute Of TechnologyThree-dimensional printing techniques
US5398193 *Aug 20, 1993Mar 14, 1995Deangelis; Alfredo O.Method of three-dimensional rapid prototyping through controlled layerwise deposition/extraction and apparatus therefor
US5402351 *Jan 18, 1994Mar 28, 1995International Business Machines CorporationModel generation system having closed-loop extrusion nozzle positioning
US5490882 *Nov 30, 1992Feb 13, 1996Massachusetts Institute Of TechnologyProcess for removing loose powder particles from interior passages of a body
US5501824 *Nov 8, 1993Mar 26, 19963D Systems, Inc.Thermal stereolithography
US5514232 *Nov 24, 1993May 7, 1996Burns; MarshallMethod and apparatus for automatic fabrication of three-dimensional objects
US5514519 *Apr 7, 1994May 7, 1996Spectra Group Limited, Inc.Production of three-dimensional objects
US5537326 *Sep 12, 1994Jul 16, 1996Fish; Randall C.System for manufacturing parts for a functional device such as a cyclone
US5555176 *Oct 19, 1994Sep 10, 1996Bpm Technology, Inc.Apparatus and method for making three-dimensional articles using bursts of droplets
US5569349 *Jun 5, 1995Oct 29, 19963D Systems, Inc.Thermal stereolithography
US5572431 *Oct 19, 1994Nov 5, 1996Bpm Technology, Inc.Apparatus and method for thermal normalization in three-dimensional article manufacturing
US5578227 *Aug 30, 1993Nov 26, 1996Rabinovich; Joshua E.Rapid prototyping system
US5583973 *Sep 17, 1993Dec 10, 1996Trustees Of Boston UniversityMolecular modeling method and system
US5587913 *Oct 12, 1994Dec 24, 1996Stratasys, Inc.Method employing sequential two-dimensional geometry for producing shells for fabrication by a rapid prototyping system
US5590454 *Dec 21, 1994Jan 7, 1997Richardson; Kendrick E.Method and apparatus for producing parts by layered subtractive machine tool techniques
US5622216 *Nov 22, 1994Apr 22, 1997Brown; Stuart B.Method and apparatus for metal solid freeform fabrication utilizing partially solidified metal slurry
US5633021 *Oct 19, 1994May 27, 1997Bpm Technology, Inc.Apparatus for making a three-dimensional article
US5658520 *Aug 16, 1995Aug 19, 1997Hards; John E.Methods of forming objects by depositing flowable material
US5660621 *Dec 29, 1995Aug 26, 1997Massachusetts Institute Of TechnologyBinder composition for use in three dimensional printing
US5672312 *Jun 5, 1995Sep 30, 19973D Systems, Inc.Thermal stereolithography
US5672380 *Apr 10, 1995Sep 30, 1997Cca Inc.Method for production of patterned shaped articles
US5677107 *May 6, 1996Oct 14, 1997Spectra Group Limited, Inc.Production of three-dimensional objects
US5695707 *May 15, 1995Dec 9, 19973D Systems, Inc.Thermal stereolithography
US5700406 *Apr 26, 1996Dec 23, 1997Bpm Technology, Inc.Process of and apparatus for making a three-dimensional article
US5709905 *Jan 28, 1997Jan 20, 1998Motorola, Inc.Apparatus and method for automatic monitoring and control of stencil printing
US5717599 *Oct 19, 1994Feb 10, 1998Bpm Technology, Inc.Apparatus and method for dispensing build material to make a three-dimensional article
US5738817 *Feb 8, 1996Apr 14, 1998Rutgers, The State UniversitySolid freeform fabrication methods
US5740051 *Nov 8, 1995Apr 14, 1998Sanders Prototypes, Inc.3-D model making
US5764521 *Nov 13, 1995Jun 9, 1998Stratasys Inc.Method and apparatus for solid prototyping
US5775402 *Oct 31, 1995Jul 7, 1998Massachusetts Institute Of TechnologyEnhancement of thermal properties of tooling made by solid free form fabrication techniques
US5776409 *Sep 1, 1994Jul 7, 19983D Systems, Inc.Thermal stereolithograp using slice techniques
US5784279 *Sep 29, 1995Jul 21, 1998Bpm Technology, Inc.Apparatus for making three-dimensional articles including moving build material reservoir and associated method
US5807437 *Feb 5, 1996Sep 15, 1998Massachusetts Institute Of TechnologyThree dimensional printing system
US5814161 *Feb 12, 1996Sep 29, 1998Massachusetts Institute Of TechnologyCeramic mold finishing techniques for removing powder
US5818149 *Mar 25, 1996Oct 6, 1998Rutgers, The State University Of New JerseyCeramic composites and methods for producing same
US5818718 *Apr 1, 1996Oct 6, 1998University Of Utah Research FoundationHigher order construction algorithm method for rapid prototyping
US5833914 *Dec 22, 1994Nov 10, 1998K-Net Systems, Inc.Apparatus and method of laminate molding using releaser
US5851465 *Aug 21, 1997Dec 22, 1998Massachusetts Institute Of TechnologyBinder composition for use in three dimensional printing
US5855836 *Jun 12, 1997Jan 5, 19993D Systems, Inc.Method for selective deposition modeling
US5866058 *May 29, 1997Feb 2, 1999Stratasys Inc.Method for rapid prototyping of solid models
US5881796 *Oct 17, 1996Mar 16, 1999Semi-Solid Technologies Inc.Apparatus and method for integrated semi-solid material production and casting
US5887640 *Oct 4, 1996Mar 30, 1999Semi-Solid Technologies Inc.Apparatus and method for semi-solid material production
US5893404 *Sep 20, 1996Apr 13, 1999Semi Solid Technologies Inc.Method and apparatus for metal solid freeform fabrication utilizing partially solidified metal slurry
US5894036 *Jun 10, 1997Apr 13, 1999Tylko; Marek K.Three-dimensional plotter
US5900207 *May 20, 1997May 4, 1999Rutgers, The State University Old QueensSolid freeform fabrication methods
US5906863 *Apr 26, 1996May 25, 1999Lombardi; JohnMethods for the preparation of reinforced three-dimensional bodies
US5932290 *Sep 26, 1997Aug 3, 1999Advanced Ceramics ResearchMethods for the preparation of three-dimensional bodies
US5936861 *Aug 15, 1997Aug 10, 1999Nanotek Instruments, Inc.Apparatus and process for producing fiber reinforced composite objects
US5939008 *Jan 26, 1998Aug 17, 1999Stratasys, Inc.Rapid prototyping apparatus

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