Ray M. Hill

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Smithfield, RI, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of making a solid three-dimensional article from a liquid me...
- Patent number 5,885,511
- Issue date Mar 23, 1999
- 3D Systems, Inc.
- Timmy B. Heller
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus for making a solid three-dimensional article from a liqui...
- Patent number 5,667,820
- Issue date Sep 16, 1997
- 3D Systems, Inc.
- Timmy B. Heller
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Applicator device and method for dispensing a liquid medium in a la...
- Patent number 5,358,673
- Issue date Oct 25, 1994
- 3D Systems, Inc.
- Timmy B. Heller
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus for forming a solid three-dimensional article from a liqu...
- Patent number 5,071,337
- Issue date Dec 10, 1991
- Quadrax Corporation
- Timmy B. Heller
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Eddy current tool positioning system
- Patent number 4,830,261
- Issue date May 16, 1989
- Laser Limited, Inc.
- Mark D. Mello
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR