Inventor

TARR RICHARD D

US4 patents

Patents

4 patents

US4898923AFeb 6, 1990

Polypyridinium copolymer

MINNESOTA MINING & MFG30 citations92

US4841021AJun 20, 1989

Polypyridinium

MINNESOTA MINING & MFG48 citations92

US4659801AApr 21, 1987

Thiazolinethione-containing polymer

MINNESOTA MINING & MFG4 citations62

US4946962AAug 7, 1990

Bis(thiazolinethiones)

MINNESOTA MINING & MFG0 citations47