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Arturo N. Medina
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Pawtucket, RI, US
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last 30 patents
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Patent Grant
Photosensitive diazonaphthoquinone esters based on selected cyclic...
Patent number
6,140,026
Issue date
Oct 31, 2000
Arch Specialty Chemicals, Inc.
Andrew J. Blakeney
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photosensitive diazonaphthoquinone esters based on selected cyclic...
Patent number
6,040,107
Issue date
Mar 21, 2000
Olin Microelectronic Chemicals, Inc.
Andrew J. Blakeney
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Selected O-quinonediazide sulfonic acid esters of phenolic compound...
Patent number
5,602,260
Issue date
Feb 11, 1997
OCG Microelectronic Materials, Inc.
Andrew J. Blakeney
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
O-quinonediazide sulfonic acid esters of phenolic compounds and the...
Patent number
5,547,814
Issue date
Aug 20, 1996
OCG Microelectronic Materials, Inc.
Andrew J. Blakeney
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Selected o-quinonediazide sulfonic acid esters of phenolic compound...
Patent number
5,541,033
Issue date
Jul 30, 1996
OCG Microelectronic Materials, Inc.
Andrew J. Blakeney
C07 - ORGANIC CHEMISTRY