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Inventor

STERN RICHARD M

US47 patents
⚠️ This page may combine multiple inventors who share the name “STERN RICHARD M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RIKER LABORATORIES INC

24 patents
US4443447AApr 17, 1984

Phenyl-substituted tricyclic antibacterial agents

RIKER LABORATORIES INC36 citations93
US4404207ASep 13, 1983

Antimicrobial 8-substituted benzo [IJ]quinolizines

RIKER LABORATORIES INC36 citations93
US4526896AJul 2, 1985

Tetrazol-5-yl 2-nitro-3-phenylbenzofurans and antimicrobial use thereof

RIKER LABORATORIES INC35 citations92
US4472405ASep 18, 1984

Antimicrobial 6,7-dihydro-5,8-dimethyl-9 fluoro-1-oxo-1H, 5H-benzo (ij) quinolizine-2-carboxylic acid and derivatives

RIKER LABORATORIES INC20 citations82
US4472407ASep 18, 1984

Antimicrobial 8-alkoxy-6,7-dihydro-5-methyl-9-fluoro-1-oxo-1H,5H-benzo[ij]qu

RIKER LABORATORIES INC21 citations82
US4603199AJul 29, 1986

Phenyl-substituted tricyclic antibacterial agent intermediates

RIKER LABORATORIES INC9 citations74
US4143154AMar 6, 1979

Anti-microbial 2-nitro-3-phenyl benzofurans substituted by carboxy containing group

RIKER LABORATORIES INC6 citations74
US4128659ADec 5, 1978

Antimicrobial polycyclic nitrofurans

RIKER LABORATORIES INC5 citations74
US4212865AJul 15, 1980

Amine derivatives of 2-nitro-3-phenylbenzofuran

RIKER LABORATORIES INC10 citations71
US4691016ASep 1, 1987

Intermediates for the preparation of 8,9-dihalobenzo[ij]quinolizine carboxylic acids

RIKER LABORATORIES INC3 citations63
US4524148AJun 18, 1985

Antimicrobial 8,9-dihalobenzo[ij]quinolizine carboxylic acids

RIKER LABORATORIES INC2 citations63
US4380543AApr 19, 1983

Antimicrobial 8-cyano-6,7-dihydro-5-methyl-1-oxo-1H,5H-benzo[ij]quinolizine-2-carboxylic acids

RIKER LABORATORIES INC5 citations63
US4153716AMay 8, 1979

Oxy, thio, sulfenyl and sulfonyl derivatives of 2-nitro-3-phenylbenzofuran

RIKER LABORATORIES INC3 citations63
US4144347AMar 13, 1979

3-(N-Imidazolyl)-2-nitrobenzofurans

RIKER LABORATORIES INC5 citations63
US4675320AJun 23, 1987

Aminoalkyl and aminoalkoxy derivatives of 2-nitro-3-phenylbenzofuran

RIKER LABORATORIES INC0 citations52
US4585868AApr 29, 1986

Precursors of 6,7-dihydro-5,8-dimethyl-9-fluoro-1-oxo-1H,5H-benzo[ij]quinolizine-2-carboxylic acid

RIKER LABORATORIES INC0 citations52
US4568750AFeb 4, 1986

Precursors of 8-alkoxy-6,7-dihydro-5-methyl-9-fluoro-1-oxo-1H,5H-benzo[ij]qu

RIKER LABORATORIES INC0 citations52
US4556713ADec 3, 1985

6-Fluoro-5-nitroquinaldine

RIKER LABORATORIES INC1 citations52
US4400386AAug 23, 1983

Antimicrobial derivatives of 8-amino and 8-aminomethyl benzo(ij)quinolizine

RIKER LABORATORIES INC1 citations52
US4298532ANov 3, 1981

3-Naphthyl benzofurans

RIKER LABORATORIES INC1 citations52
US4260547AApr 7, 1981

5H-Indeno[5,6-b]furans

RIKER LABORATORIES INC0 citations52
US4231965ANov 4, 1980

Phenoxy phenyl ethanones

RIKER LABORATORIES INC0 citations52
US4208335AJun 17, 1980

Acidic 3-phenylbenzofurans

RIKER LABORATORIES INC0 citations52
US4154848AMay 15, 1979

3-Naphthyl-2-nitrobenzofurans

RIKER LABORATORIES INC0 citations52

MINNESOTA MINING & MFG

9 patents

3M INNOVATIVE PROPERTIES CO

7 patents

EMC IP HOLDING CO LLC

1 patent

CRATER DAVIS H

1 patent

DIALOGIC SYSTEMS CORP

1 patent

EMC CORP

1 patent

TANDEM COMPUTERS INC

1 patent

KIM CHAN WOO

1 patent

STERN RICHARD M

1 patent