Inventor · disambiguated record

Griffin Ivan Johnson

Also filed as: JOHNSON GRIFFIN I · JOHNSON GRIFFIN IVAN

2 granted patents·41 citations·filing 1983–1996

61Inventor score

Technology areasC07C D21C

Files withEASTMAN CHEM CO1 EASTMAN KODAK CO1

Top patents by PatentIndex Score

2 records

0186US4447646AProcess for the purification of terephthalic acidEASTMAN KODAK CO·Filed 1983·Granted May 8, 1984·37 cites·17 claims
0236US5723600AMethod for incorporating cellulose esters into cellulose by immersing cellulose in an acid-dope solutionEASTMAN CHEM CO·Filed 1996·Granted Mar 3, 1998·4 cites·12 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →