Inventor · disambiguated record

Joseph Degraft-Johnson

Also filed as: DEGRAFT-JOHNSON JOSEPH

2 granted patents·31 citations·filing 1988–1991

62Inventor score

Technology areasG03G

Files withOLIN CORP1 OLIN HUNT SPECIALTY PROD1

Top patents by PatentIndex Score

2 records

0163US4869991ACharge director composition for liquid toner formulationsOLIN HUNT SPECIALTY PROD·Filed 1988·Granted Sep 26, 1989·17 cites·6 claims
0261US5232811AEasy cleaning liquid electrophotographic developerOLIN CORP·Filed 1991·Granted Aug 3, 1993·14 cites·12 claims

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