Inventor
GARRETT THOMAS B
US7 patents
⚠️ This page may combine multiple inventors who share the name “GARRETT THOMAS B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ARMSTRONG WORLD IND INC
6 patentsUS4780383AOct 25, 1988
Optical storage system having expanded capacity
ARMSTRONG WORLD IND INC18 citations67
US4348508ASep 7, 1982
3-Substituted-7-alkoxy-2,2'-Spirobi[2H-1-benzopyrans]
ARMSTRONG WORLD IND INC2 citations61
US4346186AAug 24, 1982
Process for fixing photo-induced colored derivatives of spiropyrans and compositions therefor
ARMSTRONG WORLD IND INC3 citations57
US4384094AMay 17, 1983
3-Substituted-7-dialkylamino-spiro(2H-1-benzopyran-2,3'-(3H)-naphtha(2,1-b)pyrans)
ARMSTRONG WORLD IND INC0 citations50
US4382134AMay 3, 1983
3-Substituted-7-alkoxy-spiro(2H-1-benzopyran-2,3'-(3H)-naphtho(2,1-B)pyrans)
ARMSTRONG WORLD IND INC0 citations50
US4342696AAug 3, 1982
7-Dimethylamino-3-substituted-2,2'-spirobi[2H-1-benzopyrans]
ARMSTRONG WORLD IND INC0 citations50