P

Inventor

OHASHI NAOHITO

JP30 patents
⚠️ This page may combine multiple inventors who share the name “OHASHI NAOHITO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO PHARMA

18 patents
US5834454ANov 10, 1998

Substituted guanidine derivatives, process for production thereof, and pharmaceutical uses thereof

SUMITOMO PHARMA53 citations95
US6169107B1Jan 2, 2001

Indoloylguanidine derivatives

SUMITOMO PHARMA31 citations92
US5977100ANov 2, 1999

Substituted guanidine derivatives, process for production thereof, and pharmaceutical uses thereof

SUMITOMO PHARMA25 citations92
US5648359AJul 15, 1997

Tumor necrosis factor production inhibitors

SUMITOMO PHARMA32 citations92
US6369110B1Apr 9, 2002

Substituted guanidine derivatives and process for producing the same

SUMITOMO PHARMA14 citations83
US6452008B2Sep 17, 2002

Pyridone derivatives and process for preparing the same

SUMITOMO PHARMA20 citations82
US4673668AJun 16, 1987

Aminonaphthacene derivatives

SUMITOMO PHARMA24 citations79
US6420381B1Jul 16, 2002

Naphthyridine derivatives

SUMITOMO PHARMA10 citations73
US4695580ASep 22, 1987

Phenylserine derivatives and processes for preparing the same

SUMITOMO PHARMA13 citations71
US6645971B1Nov 11, 2003

Quinazolinone derivatives

SUMITOMO PHARMA5 citations62
US6271251B1Aug 7, 2001

Substituted guanidine derivatives, process for production thereof, and pharmaceutical uses thereof

SUMITOMO PHARMA2 citations62
US6248772B1Jun 19, 2001

Indoloylguanidine derivatives

SUMITOMO PHARMA4 citations62
US5814654ASep 29, 1998

Substituted guanidine derivatives

SUMITOMO PHARMA7 citations62
US6300500B1Oct 9, 2001

Preparation of pyridone derivatives using phthalimido containing starting material

SUMITOMO PHARMA4 citations60
US6159974ADec 12, 2000

LDL receptor gene expression promoters

SUMITOMO PHARMA6 citations60
US5843957ADec 1, 1998

Naphthyridine derivatives

SUMITOMO PHARMA2 citations57
US5159089AOct 27, 1992

Selective production of threo-epoxy compounds

SUMITOMO PHARMA1 citations52
US6734205B2May 11, 2004

Substituted guanidine derivatives

SUMITOMO PHARMA1 citations50

SUMITOMO CHEMICAL CO

10 patents

DAINIPPON SUMITOMO PHARMA CO

2 patents