Inventor · disambiguated record

John P. Hatfield

Also filed as: HATFIELD JOHN P

2 granted patents·65 citations·filing 2002–2003

63Inventor score

Technology areasC07C G03F

Files withARCH SPEC CHEM INC2

Top patents by PatentIndex Score

2 records

0193US6855476B2Photoacid generators for use in photoresist compositionsARCH SPEC CHEM INC·Filed 2002·Granted Feb 15, 2005·58 cites·29 claims
0258US6911297B2Photoresist compositionsARCH SPEC CHEM INC·Filed 2003·Granted Jun 28, 2005·7 cites·22 claims

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John P. Hatfield — Patent Inventor | PatentIndex