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Frank Benjamin Kaufman
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Geneva, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method of polishing a tungsten carbide surface
Patent number
8,162,723
Issue date
Apr 24, 2012
Cabot Microelectronics Corporation
Clifford Spiro
B24 - GRINDING POLISHING
Information
Patent Grant
Reflective spatial light modulator array including a light blocking...
Patent number
7,468,766
Issue date
Dec 23, 2008
International Business Machines Corporation
Evan George Colgan
G02 - OPTICS
Information
Patent Grant
Method of sharpening cutting edges
Patent number
7,037,175
Issue date
May 2, 2006
Cabot Microelectronics Corporation
Clifford Spiro
B24 - GRINDING POLISHING
Information
Patent Grant
Chemical-mechanical planarization of metallurgy
Patent number
6,632,377
Issue date
Oct 14, 2003
International Business Machines Corporation
Vlasta Brusic
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Reflective spatial light modulator array
Patent number
6,424,388
Issue date
Jul 23, 2002
International Business Machines Corporation
Evan George Colgan
G02 - OPTICS
Information
Patent Grant
Polishing pads for a semiconductor substrate
Patent number
6,126,532
Issue date
Oct 3, 2000
Cabot Corporation
Roland K. Sevilla
B24 - GRINDING POLISHING
Information
Patent Grant
Polishing pad for a semiconductor substrate
Patent number
6,062,968
Issue date
May 16, 2000
Cabot Corporation
Roland K. Sevilla
B24 - GRINDING POLISHING
Information
Patent Grant
Reflective spatial light modulator array
Patent number
5,706,067
Issue date
Jan 6, 1998
International Business Machines Corporation
Evan George Colgan
G02 - OPTICS
Information
Patent Grant
Method of chemical-mechanical polishing an electronic component sub...
Patent number
4,954,142
Issue date
Sep 4, 1990
International Business Machines Corporation
Jeffrey W. Carr
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electron-beam positive polyimide
Patent number
4,886,734
Issue date
Dec 12, 1989
Rensselaer Polytechnic Institute
James A. Moore
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Positive-working photosensitive polyimide operated by photo induced...
Patent number
4,877,718
Issue date
Oct 31, 1989
Rennsselaer Polytechnic Institute
James A. Moore
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of forming fine conductive lines, patterns and connectors
Patent number
4,702,792
Issue date
Oct 27, 1987
International Business Machines Corporation
Ming-Fea Chow
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polystyrene-tetrathiafulvalene polymers as deep-ultraviolet mask ma...
Patent number
4,543,319
Issue date
Sep 24, 1985
International Business Machines Corporation
Vivian W. Chao
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
High resolution video storage disk
Patent number
4,360,583
Issue date
Nov 23, 1982
International Business Machines Corporation
Edward M. Engler
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of controlling silicon wafer etching rates-utilizing a diazi...
Patent number
4,155,866
Issue date
May 22, 1979
International Business Machines Corporation
Melvin Berkenblit
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Reversible electrochromic display device having memory
Patent number
4,142,783
Issue date
Mar 6, 1979
International Business Machines Corporation
Edward M. Engler
G02 - OPTICS
Information
Patent Grant
Process of optically printing highly conductive character utilizing...
Patent number
4,082,552
Issue date
Apr 4, 1978
International Business Machines Corporation
Edward Martin Engler
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Highly conductive printing medium containing a halogenated hydrocar...
Patent number
4,036,648
Issue date
Jul 19, 1977
International Business Machines Corporation
Edward Martin Engler
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Method of Polishing a Tungsten Carbide Surface
Publication number
20090103993
Publication date
Apr 23, 2009
Clifford Spiro
B24 - GRINDING POLISHING
Information
Patent Application
METHOD OF SHARPENING CUTTING EDGES
Publication number
20060084367
Publication date
Apr 20, 2006
Cabot Microelectronics Corporation
Clifford Spiro
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE