P

Inventor

LEYDEN RICHARD N

US21 patents
⚠️ This page may combine multiple inventors who share the name “LEYDEN RICHARD N”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

3D SYSTEMS INC

14 patents
US5902537AMay 11, 1999

Rapid recoating of three-dimensional objects formed on a cross-sectional basis

3D SYSTEMS INC451 citations99
US5855836AJan 5, 1999

Method for selective deposition modeling

3D SYSTEMS INC158 citations99
US7077638B2Jul 18, 2006

Selective deposition modeling method and apparatus for forming three-dimensional objects and supports

3D SYSTEMS INC138 citations98
US6660209B2Dec 9, 2003

Selective deposition modeling method and apparatus for forming three-dimensional objects and supports

3D SYSTEMS INC163 citations98
US6508971B2Jan 21, 2003

Selective deposition modeling method and apparatus for forming three-dimensional objects and supports

3D SYSTEMS INC182 citations98
US6270335B2Aug 7, 2001

Selective deposition modeling method and apparatus for forming three-dimensional objects and supports

3D SYSTEMS INC173 citations98
US6193923B1Feb 27, 2001

Selective deposition modeling method and apparatus for forming three-dimensional objects and supports

3D SYSTEMS INC448 citations98
US5234636AAug 10, 1993

Methods of coating stereolithographic parts

3D SYSTEMS INC145 citations97
US6305769B1Oct 23, 2001

Selective deposition modeling system and method

3D SYSTEMS INC235 citations96
US6133355AOct 17, 2000

Selective deposition modeling materials and method

3D SYSTEMS INC69 citations96
US5143663ASep 1, 1992

Stereolithography method and apparatus

3D SYSTEMS INC293 citations96
US5248456ASep 28, 1993

Method and apparatus for cleaning stereolithographically produced objects

3D SYSTEMS INC407 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

HUGHES AIRCRAFT CO

4 patents

LEYDEN RICHARD N

2 patents

FONG JOHN WAI

1 patent