Inventor
KAMACHI HAJIME
JP29 patents
⚠️ This page may combine multiple inventors who share the name “KAMACHI HAJIME”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BRISTOL MYERS CO
16 patentsUS4406899ASep 27, 1983
Cephalosporins
BRISTOL MYERS CO54 citations95
US4525473AJun 25, 1985
Cephalosporins
BRISTOL MYERS CO28 citations92
US4874856AOct 17, 1989
3-(substituted)propenyl-7-(aminothiazolylacetamido) ceph-3-em-4-carboxylic acids and esters thereof
BRISTOL MYERS CO8 citations74
US4708955ANov 24, 1987
3-(substituted)propenyl-7-aminothiazol-ylcephalosporanic acids and esters thereof
BRISTOL MYERS CO8 citations74
US4457929AJul 3, 1984
3-Quaternary ammonium methyl)-substituted cephalosporin derivatives
BRISTOL MYERS CO17 citations74
US4231928ANov 4, 1980
Antibacterial agents
BRISTOL MYERS CO9 citations74
US3946000AMar 23, 1976
7-[α-(2-Aminomethyl-1-cyclohexenyl)-acetamido]-3-heterocyclic thiomethyl-3-cephem-4-carboxylic acids
BRISTOL MYERS CO9 citations74
US4507487AMar 26, 1985
Chemical compounds
BRISTOL MYERS CO6 citations73
US4151352AApr 24, 1979
7-Amino-3-(2-carboxyalkyl-2,3-dihydro-s-triazolo[4,3-b]pyridazin-3-on-6-ylthiomethyl)-3-cephem-4-carboxylic acids
BRISTOL MYERS CO5 citations73
US4935508AJun 19, 1990
Process for cephem prodrug esters
BRISTOL MYERS CO7 citations72
US4394503AJul 19, 1983
Cephalosporin derivatives
BRISTOL MYERS CO5 citations63
US4474954AOct 2, 1984
Intermediates for cephalosporin derivatives
BRISTOL MYERS CO1 citations52
US4198506AApr 15, 1980
2-Carboxyalkyl-2,3-dihydro-6-mercapto-s-triazolo[4,3-b]-pyridazin-3-ones
BRISTOL MYERS CO0 citations52
US4112228ASep 5, 1978
7-(D-α-Hydroxy-2-arylacetamido)-3-(2-carboxyalkyl-2,3-dihydro-s-triazolo-[4,3-b]pyridazin-3-on-6-ylthiomethyl)-3-cephem-4-carboxylic acids and derivatives
BRISTOL MYERS CO0 citations52
US4082912AApr 4, 1978
Certain 7-acylamido-3-(2-carboxyalkyl-2,3-dihydro-s-triazolo[4,3-b]pyridazin-3-on-6-ylmethyl)-3-cephem-4-carboxylic acids their salts and easily hydrolyzed esters
BRISTOL MYERS CO1 citations52
US3985738AOct 12, 1976
7-(D-.alpha.-Hydroxy-2-arylacetamido)-3-(tetrazolo-[4,5-b]pyridazin-6-ylthiomethyl)-3-cephem-4-carboxylic acids
BRISTOL MYERS CO1 citations52
BRISTOL MYERS SQUIBB CO
11 patentsUS5234920AAug 10, 1993
Antibiotic C-7 catechol-substituted cephalosporin compounds, compositions, and method of use thereof
BRISTOL MYERS SQUIBB CO25 citations90
US5095012AMar 10, 1992
Antibiotic c-7 catechol-substituted cephalosporin compounds, compositions, and method of use thereof
BRISTOL MYERS SQUIBB CO24 citations90
US5126336AJun 30, 1992
Antibiotic c-3 catechol-substituted cephalosporin compounds, compositions and method of use thereof
BRISTOL MYERS SQUIBB CO10 citations72
US5194433AMar 16, 1993
Antibiotic c-3 catechol-substituted cephalosporin compounds, compositions and method of use thereof
BRISTOL MYERS SQUIBB CO4 citations62
US5608044AMar 4, 1997
Pradimic acids, amides, and pradimicin derivatives
BRISTOL MYERS SQUIBB CO1 citations61
US5326867AJul 5, 1994
Pradimic acids, amides, and pradimicin derivatives
BRISTOL MYERS SQUIBB CO3 citations61
US5227370AJul 13, 1993
Pradimicin derivatives
BRISTOL MYERS SQUIBB CO4 citations61
US6281342B1Aug 28, 2001
Pradimicin compounds
BRISTOL MYERS SQUIBB CO0 citations51
US5837828ANov 17, 1998
Pradimicin derivatives
BRISTOL MYERS SQUIBB CO0 citations51
US5410029AApr 25, 1995
Pradimicin derivatives
BRISTOL MYERS SQUIBB CO1 citations51
US5143911ASep 1, 1992
Antibiotic c-3 di-hydroxyphenyl substituted cephalosporin compounds, compositions and method of use thereof
BRISTOL MYERS SQUIBB CO1 citations51