Inventor · disambiguated record
Harold S. Freeman
Also filed as: FREEMAN HAROLD · FREEMAN HAROLD S
7 granted patents·1 pending application·128 citations·filing 1978–2018
83Inventor score
Top patents by PatentIndex Score
8 records- 0192US4902787AMethod for producing lightfast disperse dyestuffs containing a build-in photostabilizer [molecule] compoundUNIV NORTH CAROLINA STATE·Filed 1988·Granted Feb 20, 1990·62 cites·17 claims
- 0275US10640914B2Method for decolorizing textile materialsUNIV NORTH CAROLINA STATE·Filed 2018·Granted May 5, 2020·1 cites·20 claims
- 0374US4220017AConvertible finger ringHAROLD FREEMAN JEWELRY MFG CO·Filed 1978·Granted Sep 2, 1980·41 cites·12 claims
- 0464US5376151AEnvironmentally friendly method for producing lightfast black shades on natural and synthetic substratesUNIV NORTH CAROLINA STATE·Filed 1993·Granted Dec 27, 1994·19 cites·26 claims
- 0562US10640918B2Functionalized fibrous materialHBI BRANDED APPAREL ENTPR LLC·Filed 2018·Granted May 5, 2020·0 cites·20 claims
- 0647US5965717AOrganic pigments from twisted benzidinesUNIV NORTH CAROLINA STATE·Filed 1997·Granted Oct 12, 1999·5 cites·16 claims
- 0735US2008216256A1Heterobifunctional reactive dyes comprising a cysteamine linking groupUNIV NORTH CAROLINA STATE·Filed 2007·Application pending·0 cites
- 0823US5677434AIron-complexed formazan dyes for polyamide and protein substratesUNIV NORTH CAROLINA STATE·Filed 1996·Granted Oct 14, 1997·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →