Inventor
OKUMURA JUN
JP41 patents
⚠️ This page may combine multiple inventors who share the name “OKUMURA JUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BRISTOL MYERS CO
30 patentsUS4406899ASep 27, 1983
Cephalosporins
BRISTOL MYERS CO54 citations95
US4525473AJun 25, 1985
Cephalosporins
BRISTOL MYERS CO28 citations92
US4520022AMay 28, 1985
Substituted vinyl cephalosporins
BRISTOL MYERS CO36 citations92
US4500526AFeb 19, 1985
Cephalosporin derivatives
BRISTOL MYERS CO30 citations91
US4751295AJun 14, 1988
Cephalosporin derivatives
BRISTOL MYERS CO23 citations82
US4699979AOct 13, 1987
7-amino-3-propenylcephalosporanic acid and esters thereof
BRISTOL MYERS CO21 citations82
US4486586ADec 4, 1984
Cephalosporin derivatives
BRISTOL MYERS CO26 citations81
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
US4316024AFeb 16, 1982
Dioxo piperazine compounds
BRISTOL MYERS CO13 citations74
US4231928ANov 4, 1980
Antibacterial agents
BRISTOL MYERS CO9 citations74
US4104469AAug 1, 1978
7-(Syn-α-alkoxy-iminofuryl)acetamido-3-(2-methyl-2,3-dihydro-s-triazolo[4,3-b]pyridazin-3-on-6-ylthiomethyl)-3-cephem-4-carboxylic acids
BRISTOL MYERS CO10 citations74
US4103085AJul 25, 1978
7-(Syn-α-alkoxy-iminofurylacetamido-3-(2-carboxyalkyl-2,3-dihydro-s-triazolo[4,3-b]pyridazin-3-on-6-ylthiomethyl)-3-cephem-4-carboxylic acids
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
US4661590AApr 28, 1987
Substituted vinyl cephalosporins
BRISTOL MYERS CO8 citations73
US4659812AApr 21, 1987
Cephalosporin intermediates
BRISTOL MYERS CO6 citations73
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
US4394503AJul 19, 1983
Cephalosporin derivatives
BRISTOL MYERS CO5 citations63
US4198504AApr 15, 1980
[3-(Pyridinium)-7-(naphthyiridinyl carbonylamino)acetamido]cephalosporanic acid derivatives
BRISTOL MYERS CO4 citations63
US4138554AFeb 6, 1979
7-[D-α-(4-Hydroxy-1,5-naphthyridine-3-carboxamido)-α-phenyl (and p-hydroxyphenyl)acetamido]-3-carbamoyloxymethyl-3-cephem-4-carboxylic acids
BRISTOL MYERS CO5 citations63
US4591641AMay 27, 1986
Substituted vinyl cephalosporins
BRISTOL MYERS CO3 citations62
US4206116AJun 3, 1980
Novel penicillins
BRISTOL MYERS CO2 citations62
US4474954AOct 2, 1984
Intermediates for cephalosporin derivatives
BRISTOL MYERS CO1 citations52
US4288590ASep 8, 1981
7-[Dα-(4-Hydroxy-1,5-naphthyridine-3-carboxamido)-α-arylacetamido]-3-(N,N-dimethyl-aminomethylpyridinium) methyl-3-cephem-4-carboxylates
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
MITSUBISHI RAYON CO
6 patentsUS6871000B1Mar 22, 2005
Plastic optical fiber, optical fiber cable, plugged optical fiber cable, and production methods thereof
MITSUBISHI RAYON CO18 citations82
US6584256B2Jun 24, 2003
Optical fiber cable and optical fiber cable with plug
MITSUBISHI RAYON CO8 citations72
US6453104B1Sep 17, 2002
Optical fiber cable and optical fiber cable with plug
MITSUBISHI RAYON CO7 citations72
US5963701AOct 5, 1999
Plastic optical fibers and optical fiber cables
MITSUBISHI RAYON CO13 citations71
US7142754B2Nov 28, 2006
Plastic optical fiber, plastic optical fiber cables, optical fiber cables with plugs with copolymer
MITSUBISHI RAYON CO2 citations60
US7031582B2Apr 18, 2006
Optical fiber cable and optical fiber cable with plug
MITSUBISHI RAYON CO4 citations58