Inventor
JACOBS PAUL F
US24 patents
⚠️ This page may combine multiple inventors who share the name “JACOBS PAUL F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
3D SYSTEMS INC
17 patentsUS6048487AApr 11, 2000
Recoating stereolithographic layers
3D SYSTEMS INC100 citations99
US5902537AMay 11, 1999
Rapid recoating of three-dimensional objects formed on a cross-sectional basis
3D SYSTEMS INC451 citations99
US5651934AJul 29, 1997
Recoating of stereolithographic layers
3D SYSTEMS INC148 citations99
US5637169AJun 10, 1997
Method of building three dimensional objects with sheets
3D SYSTEMS INC120 citations98
US5609813AMar 11, 1997
Method of making a three-dimensional object by stereolithography
3D SYSTEMS INC116 citations98
US5258146ANov 2, 1993
Method of and apparatus for measuring and controlling fluid level in stereolithography
3D SYSTEMS INC130 citations98
US5256340AOct 26, 1993
Method of making a three-dimensional object by stereolithography
3D SYSTEMS INC172 citations98
US5192559AMar 9, 1993
Apparatus for building three-dimensional objects with sheets
3D SYSTEMS INC368 citations98
US5182055AJan 26, 1993
Method of making a three-dimensional object by stereolithography
3D SYSTEMS INC172 citations98
US5174931ADec 29, 1992
Method of and apparatus for making a three-dimensional product by stereolithography
3D SYSTEMS INC203 citations98
US5688464ANov 18, 1997
Vibrationally enhanced stereolithographic recoating
3D SYSTEMS INC112 citations96
US5693144ADec 2, 1997
Vibrationally enhanced stereolithographic recoating
3D SYSTEMS INC81 citations95
US5238639AAug 24, 1993
Method and apparatus for stereolithographic curl balancing
3D SYSTEMS INC90 citations95
US6264873B1Jul 24, 2001
Method of making a three-dimensional object by stereolithography
3D SYSTEMS INC45 citations94
US6261507B1Jul 17, 2001
Method of and apparatus for making a three-dimensional object by stereolithography
3D SYSTEMS INC27 citations91
US6036911AMar 14, 2000
Method of making a three-dimensional object by stereolithography
3D SYSTEMS INC33 citations90
US6153312ANov 28, 2000
Apparatus and methods for economically fabricating molded refractory articles using refractory mix displacing elements
3D SYSTEMS INC4 citations62
XEROX CORP
5 patentsUS4671839AJun 9, 1987
Secure identification card manufacture
XEROX CORP28 citations91
US4738901AApr 19, 1988
Method and apparatus for the prevention of unauthorized copying of documents
XEROX CORP42 citations90
US4678322AJul 7, 1987
Method and apparatus for the prevention of unauthorized copying of documents
XEROX CORP33 citations90
US4134137AJan 9, 1979
Single wire microelectrometer imaging system
XEROX CORP40 citations88
US4748480AMay 31, 1988
Controlled authentic document recognition equipment
XEROX CORP15 citations67