RB

Robert M. Butterworth

LB Lever Brothers: 5 patents #42 of 819Top 6%
LC Lever Brothers Company, Division Of Conopco: 1 patents #308 of 625Top 50%
Overall (All Time): #890,266 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5407588 Fabric softening composition Kenwyn D. Saunders 1995-04-18
4954270 Fabric softening composition: fabric softener and hydrophobically modified nonionic cellulose ether Kenwyn D. Saunders 1990-09-04
4627925 Aqueous concentrated fabric softening composition John R. Martin, Edwin Willis 1986-12-09
4622154 Aqueous fabric softening composition John R. Martin, Edwin Willis 1986-11-11
4555349 Fabric softening compositions Martin A. Wells 1985-11-26
4329245 Bleaching detergent compositions Philip R. N. Eymond 1982-05-11