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Richard A. Harlow
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Marina Del Rey, CA, US
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last 30 patents
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Patent Grant
Method and apparatus for production of high resolution three-dimens...
Patent number
6,600,965
Issue date
Jul 29, 2003
3D Systems, Inc.
Charles W. Hull
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for production of high resolution three-dimens...
Patent number
5,870,307
Issue date
Feb 9, 1999
3D Systems, Inc.
Charles W. Hull
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method and apparatus for production of high resolution three-dimens...
Patent number
5,345,391
Issue date
Sep 6, 1994
3D Systems, Inc.
Charles W. Hull
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method and apparatus for production of high resolution three-dimens...
Patent number
5,184,307
Issue date
Feb 2, 1993
3D Systems, Inc.
Charles W. Hull
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Rapid and accurate production of stereolighographic parts
Patent number
5,182,715
Issue date
Jan 26, 1993
3D Systems, Inc.
Thomas J. Vorgitch
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method and apparatus for production of three-dimensional objects by...
Patent number
5,137,662
Issue date
Aug 11, 1992
3 D Systems, Inc.
Charles W. Hull
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Methods and apparatus for production of three-dimensional objects b...
Patent number
5,059,359
Issue date
Oct 22, 1991
3 D Systems, Inc.
Charles W. Hull
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL