Inventor
BUTTERWORTH DENNIS
GB9 patents
Patents
9 patentsUS4189473AFeb 19, 1980
Antibiotic MM 13902
BEECHAM GROUP LTD18 citations73
US4146610AMar 27, 1979
Antibiotics mm13902
BEECHAM GROUP LTD8 citations73
US4206202AJun 3, 1980
Antibiotics
BEECHAM GROUP LTD2 citations62
US4205067AMay 27, 1980
Antibiotics
BEECHAM GROUP LTD2 citations62
US4181716AJan 1, 1980
Antibiotics
BEECHAM GROUP LTD2 citations62
US4172129AOct 23, 1979
Antibiotics
BEECHAM GROUP LTD5 citations62
US4113856ASep 12, 1978
Antibiotic mm 13902
BEECHAM GROUP LTD5 citations57
US4235882ANov 25, 1980
Antibiotic MM 4550A
BEECHAM GROUP LTD1 citations51
US4203973AMay 20, 1980
Antibiotics
BEECHAM GROUP LTD1 citations51