Inventor

ALBERT DAVID J

US7 patents

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

3D SYSTEMS INC

4 patents

US5345391ASep 6, 1994

Method and apparatus for production of high resolution three-dimensional objects by stereolithography

3D SYSTEMS INC164 citations98

US5184307AFeb 2, 1993

Method and apparatus for production of high resolution three-dimensional objects by stereolithography

3D SYSTEMS INC220 citations98

US6600965B1Jul 29, 2003

Method and apparatus for production of high resolution three-dimensional objects by stereolithography

3D SYSTEMS INC64 citations95

US5870307AFeb 9, 1999

Method and apparatus for production of high resolution three-dimensional objects by stereolithography

3D SYSTEMS INC85 citations95

3 D SYSTEMS INC

2 patents

US5059359AOct 22, 1991

Methods and apparatus for production of three-dimensional objects by stereolithography

3 D SYSTEMS INC193 citations97

US5137662AAug 11, 1992

Method and apparatus for production of three-dimensional objects by stereolithography

3 D SYSTEMS INC158 citations96

HEAT EXCHANGERS INC

1 patent

US5361981ANov 8, 1994

Air conditioning unit

HEAT EXCHANGERS INC17 citations68