Marshall I. Gurian

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Phoenix, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for etching trace side walls
- Patent number 5,904,863
- Issue date May 18, 1999
- Coates ASI, Inc.
- Michael M. Hatfield
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for processing printed circuit board substrates
- Patent number 5,232,501
- Issue date Aug 3, 1993
- Advanced Systems Incorporated
- Don P. Pender
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Filtration system to remove photoresist film particles
- Patent number 5,178,759
- Issue date Jan 12, 1993
- Marshall I. Gurian
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus for processing circuit board substrate
- Patent number 4,620,894
- Issue date Nov 4, 1986
- Advanced Systems Incorporated
- Marshall I. Gurian
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Ion exchange separation method
- Patent number 4,269,716
- Issue date May 26, 1981
- Advanced Systems, Inc.
- Marshall I. Gurian
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL