SS

Steven Spanhove

Overall (2022): #61,142 of 548,613Top 15%
3
Patents 2022

Issued Patents 2022

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11458089 Oxidative hair cream composition containing polymeric colorant Richard Lawson, Haihu Qin, Laurent De Bruyne, Sanjeev K. Dey 2022-10-04
11351106 Oxidative hair cream composition containing thiophene azo colorant Richard Lawson, Haihu Qin, Laurent De Bruyne, Sanjeev K. Dey 2022-06-07
11344492 Oxidative hair cream composition containing polymeric colorant Richard Lawson, Haihu Qin, Laurent De Bruyne, Sanjeev K. Dey 2022-05-31