P

Inventor

NAKAGAWA SUSUMU

JP63 patents
⚠️ This page may combine multiple inventors who share the name “NAKAGAWA SUSUMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BANYU PHARMA CO LTD

26 patents
US5707987AJan 13, 1998

Carbapenem derivatives

BANYU PHARMA CO LTD46 citations92
US5231183AJul 27, 1993

Process for producing enyne derivatives

BANYU PHARMA CO LTD13 citations82
US5258509ANov 2, 1993

Process for producing 2-carbon-substituted carbapenem derivatives

BANYU PHARMA CO LTD9 citations74
US5112818AMay 12, 1992

2-(2-cyclopropylpyrrolidin-4-ylthio)carbapenhem derivatives

BANYU PHARMA CO LTD9 citations74
US4782155ANov 1, 1988

Cephalosporin derivatives, processes for their preparation and antibacterial agents

BANYU PHARMA CO LTD13 citations74
US5550121AAug 27, 1996

Aminoalkylpyrrolidinylthiocarbapenem derivatives

BANYU PHARMA CO LTD7 citations73
US5436354AJul 25, 1995

Intermediates for producing enyne derivatives

BANYU PHARMA CO LTD3 citations73
US5296612AMar 22, 1994

Process for producing enyne derivatives

BANYU PHARMA CO LTD9 citations73
US4958029ASep 18, 1990

Process for the production of isoindoline derivatives, novel intermediates and process for their production

BANYU PHARMA CO LTD16 citations73
US4677100AJun 30, 1987

Cephalosporin derivatives

BANYU PHARMA CO LTD16 citations73
US4742053AMay 3, 1988

3-Isoquinoliniomethyl cephalosporin derivatives

BANYU PHARMA CO LTD13 citations69
US5100888AMar 31, 1992

Cyclic amidinylthiocarbapenem derivatives

BANYU PHARMA CO LTD3 citations63
US5440049AAug 8, 1995

Process for producing enyne derivatives

BANYU PHARMA CO LTD1 citations62
US5438054AAug 1, 1995

2-(substituted pyrrolidinylthio) carbapenem derivatives

BANYU PHARMA CO LTD2 citations62
US5403835AApr 4, 1995

Cephalosporin derivatives

BANYU PHARMA CO LTD2 citations62
US5373002ADec 13, 1994

2-(substituted pyrrolidinylthio) carbapenem derivatives

BANYU PHARMA CO LTD2 citations62
US5359091AOct 25, 1994

Intermediates for producing enyne derivatives

BANYU PHARMA CO LTD1 citations62
US4959469ASep 25, 1990

Crystalline cephalosporin compounds

BANYU PHARMA CO LTD4 citations62
US4883868ANov 28, 1989

7-amino-3-(substituted isoindolinium)methyl-3-cephem derivatives

BANYU PHARMA CO LTD4 citations62
US4880797ANov 14, 1989

Cephalosporin derivatives and antibacterial agents

BANYU PHARMA CO LTD3 citations62
US4743609AMay 10, 1988

Indole derivatives having gastric and antisecretory and cytoprotective properties, and pharmaceutical preparations containing same

BANYU PHARMA CO LTD4 citations62
US5084453AJan 28, 1992

1-carboxy-1-vinyloxyimino aminothiazole cephalosporin derivatives

BANYU PHARMA CO LTD4 citations61
US5061794AOct 29, 1991

Cephalosporin derivatives, and antibacterial agents

BANYU PHARMA CO LTD2 citations61
US4918070AApr 17, 1990

Cephalosporin derivatives and antibacterial agents

BANYU PHARMA CO LTD3 citations61
US6251891B1Jun 26, 2001

Carbapenem derivatives

BANYU PHARMA CO LTD3 citations59
US4814328AMar 21, 1989

Cephalosporin derivatives, and antibacterial agents

BANYU PHARMA CO LTD4 citations57

BRISTOL MYERS CO

6 patents

SHINKO ELECTRIC CO LTD

4 patents

NAKAGAWA SUSUMU

4 patents

DAIFUKU KK

3 patents

SONY CORP

2 patents

YAMAMURA GLASS CO LTD

1 patent

US AGRICULTURE

1 patent

DAIICHI DENSHI KOGYO

1 patent

NIPPON STEEL CORP

1 patent

BANYU PHARMACEUTICAL COMPANY L

1 patent

Showing the top 50 of 63 patents by PatentIndex Score.