Inventor · disambiguated record
Charles W. Hull
Also filed as: HULL CHARLES W
84 granted patents·10 pending applications·11,928 citations·filing 1975–2024
99Inventor score
Top patents by PatentIndex Score
94 records- 0199US5902537ARapid recoating of three-dimensional objects formed on a cross-sectional basis3D SYSTEMS INC·Filed 1997·Granted May 11, 1999·451 cites·82 claims
- 0299US5236637AMethod of and apparatus for production of three dimensional objects by stereolithography3D SYSTEMS INC·Filed 1992·Granted Aug 17, 1993·680 cites·23 claims
- 0399US5130064AMethod of making a three dimensional object by stereolithography3D SYSTEMS INC·Filed 1989·Granted Jul 14, 1992·516 cites·54 claims
- 0499US4999143AMethods and apparatus for production of three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1988·Granted Mar 12, 1991·194 cites·46 claims
- 0599US4929402AMethod for production of three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1989·Granted May 29, 1990·247 cites·34 claims
- 0699US4575330AApparatus for production of three-dimensional objects by stereolithographyUVP INC·Filed 1984·Granted Mar 11, 1986·2k cites·47 claims
- 0798US6660209B2Selective deposition modeling method and apparatus for forming three-dimensional objects and supports3D SYSTEMS INC·Filed 2001·Granted Dec 9, 2003·163 cites·29 claims
- 0898US6193923B1Selective deposition modeling method and apparatus for forming three-dimensional objects and supports3D SYSTEMS INC·Filed 1999·Granted Feb 27, 2001·448 cites·23 claims
- 0998US5989476AProcess of making a molded refractory article3D SYSTEMS INC·Filed 1998·Granted Nov 23, 1999·120 cites·14 claims
- 1098US5855836AMethod for selective deposition modeling3D SYSTEMS INC·Filed 1997·Granted Jan 5, 1999·158 cites·37 claims
- 1198US5779967AMethod and apparatus for production of three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1995·Granted Jul 14, 1998·117 cites·8 claims
- 1298US5651934ARecoating of stereolithographic layers3D SYSTEMS INC·Filed 1995·Granted Jul 29, 1997·148 cites·19 claims
- 1398US5192559AApparatus for building three-dimensional objects with sheets3D SYSTEMS INC·Filed 1991·Granted Mar 9, 1993·368 cites·39 claims
- 1498US5184307AMethod and apparatus for production of high resolution three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1989·Granted Feb 2, 1993·220 cites·81 claims
- 1598US5104592AMethod 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
- 1697US7614866B2Solid imaging apparatus and method3D SYSTEMS INC·Filed 2007·Granted Nov 10, 2009·83 cites·22 claims
- 1797US6270335B2Selective deposition modeling method and apparatus for forming three-dimensional objects and supports3D SYSTEMS INC·Filed 1999·Granted Aug 7, 2001·173 cites·18 claims
- 1897US5785918AMethod and apparatus for production of three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1995·Granted Jul 28, 1998·90 cites·20 claims
- 1997US5571471AMethod of production of three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1995·Granted Nov 5, 1996·109 cites·20 claims
- 2097US5554336AMethod and apparatus for production of three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1995·Granted Sep 10, 1996·110 cites·20 claims
- 2197US5447822AApparatus and related method for forming a substantially flat stereolithographic working surface3D SYSTEMS INC·Filed 1994·Granted Sep 5, 1995·298 cites·31 claims
- 2297US5345391AMethod and apparatus for production of high resolution three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1992·Granted Sep 6, 1994·164 cites·18 claims
- 2397US5256340AMethod of making a three-dimensional object by stereolithography3D SYSTEMS INC·Filed 1992·Granted Oct 26, 1993·172 cites·30 claims
- 2497US5182055AMethod of making a three-dimensional object by stereolithography3D SYSTEMS INC·Filed 1991·Granted Jan 26, 1993·172 cites·18 claims
- 2597US5059359AMethods and apparatus for production of three-dimensional objects by stereolithography3 D SYSTEMS INC·Filed 1988·Granted Oct 22, 1991·193 cites·57 claims
- 2696US6048487ARecoating stereolithographic layers3D SYSTEMS INC·Filed 1999·Granted Apr 11, 2000·100 cites·41 claims
- 2796US5814265AMethod and apparatus for production of three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1995·Granted Sep 29, 1998·82 cites·22 claims
- 2896US5637169AMethod of building three dimensional objects with sheets3D SYSTEMS INC·Filed 1995·Granted Jun 10, 1997·120 cites·24 claims
- 2996US5609813AMethod of making a three-dimensional object by stereolithography3D SYSTEMS INC·Filed 1995·Granted Mar 11, 1997·116 cites·30 claims
- 3096US5573722AMethod and apparatus for production of three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1995·Granted Nov 12, 1996·75 cites·26 claims
- 3196US5569431AMethod and apparatus for production of three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1995·Granted Oct 29, 1996·165 cites·8 claims
- 3296US5344298AApparatus for making three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1992·Granted Sep 6, 1994·110 cites·15 claims
- 3396US5234636AMethods of coating stereolithographic parts3D SYSTEMS INC·Filed 1992·Granted Aug 10, 1993·145 cites·20 claims
- 3495US8285411B2Region-based supports for parts produced by solid freeform fabricationHULL CHARLES W·Filed 2011·Granted Oct 9, 2012·83 cites·16 claims
- 3595US8105066B2Cartridge for solid imaging apparatus and methodSPERRY C R·Filed 2007·Granted Jan 31, 2012·35 cites·18 claims
- 3695US8048359B2Compensation of actinic radiation intensity profiles for three-dimensional modelers3D SYSTEMS INC·Filed 2008·Granted Nov 1, 2011·34 cites·12 claims
- 3795US6508971B2Selective deposition modeling method and apparatus for forming three-dimensional objects and supports3D SYSTEMS INC·Filed 2001·Granted Jan 21, 2003·182 cites·74 claims
- 3895US6048188AStereolithographic curl reduction3D SYSTEMS INC·Filed 1998·Granted Apr 11, 2000·115 cites·43 claims
- 3995US5556590AApparatus for production of three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1995·Granted Sep 17, 1996·69 cites·7 claims
- 4095US5248456AMethod and apparatus for cleaning stereolithographically produced objects3D SYSTEMS INC·Filed 1991·Granted Sep 28, 1993·407 cites·38 claims
- 4195US5137662AMethod and apparatus for production of three-dimensional objects by stereolithography3 D SYSTEMS INC·Filed 1991·Granted Aug 11, 1992·158 cites·59 claims
- 4295US4016421AAnalytical apparatus with variable energy ion beam sourceDU PONT·Filed 1975·Granted Apr 5, 1977·84 cites·26 claims
- 4394US8465689B2Elevator and method for tilting solid image build platform for reducing air entrainment and for build releaseSPERRY C R·Filed 2011·Granted Jun 18, 2013·56 cites·8 claims
- 4494US7077638B2Selective deposition modeling method and apparatus for forming three-dimensional objects and supports3D SYSTEMS INC·Filed 2003·Granted Jul 18, 2006·138 cites·16 claims
- 4594US6656410B2Recoating system for using high viscosity build materials in solid freeform fabrication3D SYSTEMS INC·Filed 2002·Granted Dec 2, 2003·90 cites·96 claims
- 4694US5870307AMethod and apparatus for production of high resolution three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1995·Granted Feb 9, 1999·85 cites·27 claims
- 4794US5762856AMethod for production of three-dimensional objects by stereolithographyFiled 1995·Granted Jun 9, 1998·59 cites·14 claims
- 4894US5630981AMethod for production of three-dimensional objects by stereolithography3D SYSTEMS INC·Filed 1995·Granted May 20, 1997·145 cites·12 claims
- 4994US5609812AMethod of making a three-dimensional object by stereolithography3D SYSTEMS INC·Filed 1993·Granted Mar 11, 1997·111 cites·13 claims
- 5094US5273691AStereolithographic curl reduction3D SYSTEMS INC·Filed 1992·Granted Dec 28, 1993·109 cites·21 claims
Showing the top 50 of 94 patent records by PatentIndex Score.
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