Inventor · disambiguated record
Stuart T. Spence
Also filed as: SPENCE STUART T
28 granted patents·1 pending application·3,093 citations·filing 1988–2003
98Inventor score
Top patents by PatentIndex Score
29 records- 0199US5182056AStereolithography method and apparatus employing various penetration depths3D SYSTEMS INC·Filed 1989·Granted Jan 26, 1993·297 cites·44 claims
- 0298US5651934ARecoating of stereolithographic layers3D SYSTEMS INC·Filed 1995·Granted Jul 29, 1997·148 cites·19 claims
- 0398US5184307AMethod and apparatus for production of high resolution three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1989·Granted Feb 2, 1993·220 cites·81 claims
- 0498US5133987AStereolithographic apparatus and method3D SYSTEMS INC·Filed 1989·Granted Jul 28, 1992·165 cites·9 claims
- 0598US5123734AApparatus and method for calibrating and normalizing a stereolithographic apparatus3D SYSTEMS INC·Filed 1988·Granted Jun 23, 1992·134 cites·18 claims
- 0698US5104592AMethod of and apparatus for production of three-dimensional objects by stereolithography with reduced curl3D SYSTEMS INC·Filed 1989·Granted Apr 14, 1992·203 cites·95 claims
- 0798US5059021AApparatus and method for correcting for drift in production of objects by stereolithography3D SYSTEMS INC·Filed 1988·Granted Oct 22, 1991·130 cites·20 claims
- 0898US5058988AApparatus and method for profiling a beam3D SYSTEMS INC·Filed 1988·Granted Oct 22, 1991·114 cites·22 claims
- 0997US5345391AMethod and apparatus for production of high resolution three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1992·Granted Sep 6, 1994·164 cites·18 claims
- 1097US5059359AMethods and apparatus for production of three-dimensional objects by stereolithography3 D SYSTEMS INC·Filed 1988·Granted Oct 22, 1991·193 cites·57 claims
- 1196US6048487ARecoating stereolithographic layers3D SYSTEMS INC·Filed 1999·Granted Apr 11, 2000·100 cites·41 claims
- 1296US5495328AApparatus and method for calibrating and normalizing a stereolithographic apparatus3D SYSTEMS INC·Filed 1993·Granted Feb 27, 1996·127 cites·22 claims
- 1395US6611293B2Method and apparatus for synchronization of ancillary information in film conversionDFR2000 INC·Filed 2000·Granted Aug 26, 2003·44 cites·13 claims
- 1495US6048188AStereolithographic curl reduction3D SYSTEMS INC·Filed 1998·Granted Apr 11, 2000·115 cites·43 claims
- 1595US5137662AMethod and apparatus for production of three-dimensional objects by stereolithography3 D SYSTEMS INC·Filed 1991·Granted Aug 11, 1992·158 cites·59 claims
- 1694US5870307AMethod and apparatus for production of high resolution three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1995·Granted Feb 9, 1999·85 cites·27 claims
- 1794US5273691AStereolithographic curl reduction3D SYSTEMS INC·Filed 1992·Granted Dec 28, 1993·109 cites·21 claims
- 1893US5610824ARapid and accurate production of stereolithographic parts3D SYSTEMS INC·Filed 1993·Granted Mar 11, 1997·107 cites·14 claims
- 1992US5267013AApparatus and method for profiling a beam3D SYSTEMS INC·Filed 1991·Granted Nov 30, 1993·79 cites·40 claims
- 2092US5076974AMethods of curing partially polymerized parts3 D SYSTEMS INC·Filed 1988·Granted Dec 31, 1991·91 cites·14 claims
- 2191US6600965B1Method and apparatus for production of high resolution three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1999·Granted Jul 29, 2003·64 cites·15 claims
- 2291US5891382ARecoating of stereolithographic layers3D SYSTEM INC·Filed 1996·Granted Apr 6, 1999·77 cites·42 claims
- 2391US5772947AStereolithographic curl reduction3D SYSTEMS INC·Filed 1995·Granted Jun 30, 1998·72 cites·47 claims
- 2489US5164128AMethods for curing partially polymerized parts3D SYSTEMS INC·Filed 1991·Granted Nov 17, 1992·67 cites·12 claims
- 2581US6829012B2Method and apparatus for a digital parallel processor for film conversionDFR2000 INC·Filed 2000·Granted Dec 7, 2004·11 cites·7 claims
- 2678US6891562B2Optical design for film conversion deviceFiled 2000·Granted May 10, 2005·11 cites·11 claims
- 2773US6864913B2Method and apparatus for a reconfigurable digital processor for film conversionFiled 2000·Granted Mar 8, 2005·7 cites·16 claims
- 2850US6724420B2Portable film conversion deviceDFR2000 INC·Filed 2000·Granted Apr 20, 2004·1 cites·17 claims
- 2950US2004071445A1Method and apparatus for synchronization of ancillary information in film conversionFiled 2003·Application pending·0 cites
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