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Adu Gyamfi Darkwa

JC Johnson Products Co.: 5 patents #2 of 14Top 15%
L' L'Oreal: 1 patents #1,282 of 2,221Top 60%
📍 Chicago, IL: #2,115 of 13,327 inventorsTop 20%
🗺 Illinois: #15,122 of 84,256 inventorsTop 20%
Overall (All Time): #871,014 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7597880 Multimineral no-mix relaxer Eric Osei-Acquah, Angela Ellington 2009-10-06
5853709 Shaving composition and method for preventing pseudofolliculitis barbae Isaac Willis, Apolonio L. Villanueva 1998-12-29
5679327 Hair straightening emulsion Apolonio L. Villanueva 1997-10-21
5376364 Conditioning hair relaxer system Florine Newell 1994-12-27
5293885 Hair relaxer and post-relaxer hair brightener system Apolonio L. Villanueva 1994-03-15
5077042 Conditioning hair relaxer system with conditioning activator Florine Newell 1991-12-31