P

Inventor

HIRATA NORIHIKO

JP24 patents
⚠️ This page may combine multiple inventors who share the name “HIRATA NORIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO CHEMICAL CO

15 patents
US6673316B1Jan 6, 2004

Synthesis experiment automating system, liquid separating treating apparatus and reaction vessel

SUMITOMO CHEMICAL CO53 citations89
US6803465B2Oct 12, 2004

Optically active 4-(tert-butoxycarbonyl)piperazine compound, and method for producing the same

SUMITOMO CHEMICAL CO6 citations72
US6162621ADec 19, 2000

Process for producing optically active azetidine-2-carboxylic acid derivative

SUMITOMO CHEMICAL CO6 citations72
US5859260AJan 12, 1999

Process for preparing imidazole derivative

SUMITOMO CHEMICAL CO2 citations62
US5708185AJan 13, 1998

Process for producing 1-hydroxythienoimidazole carboxylic acid and thienoimidazole carboxylic acid

SUMITOMO CHEMICAL CO2 citations62
US5498721AMar 12, 1996

Process for producing thiophene derivatives

SUMITOMO CHEMICAL CO2 citations62
US7928253B2Apr 19, 2011

Method of producing 6,6-dimethyl-3-oxabicyclo[3.1.0]hexan-2-one

SUMITOMO CHEMICAL CO2 citations57
US6469200B1Oct 22, 2002

Process for producing 2-alkylidene-4-bromoacetoacetic acid ester

SUMITOMO CHEMICAL CO0 citations52
US6787673B2Sep 7, 2004

Process for producing 2-bromocyclopentanone

SUMITOMO CHEMICAL CO1 citations51
US6410279B1Jun 25, 2002

Process for producing optically active azetidine-2-carboxylic acid derivative

SUMITOMO CHEMICAL CO0 citations51
US6166224ADec 26, 2000

Method for racemization of optically active azetidine-2-carboxylate

SUMITOMO CHEMICAL CO0 citations51
US6403572B1Jun 11, 2002

Producing Z-isomer of hydrogen bromide salt of 2-aminothiazole derivative

SUMITOMO CHEMICAL CO0 citations48
US6340763B1Jan 22, 2002

Producing Z-isomer of hydrogen bromide salt of 2-aminothiazole derivative

SUMITOMO CHEMICAL CO0 citations48
US8691548B2Apr 8, 2014

Asymmetric hydrolase and gene thereof

SUMITOMO CHEMICAL CO0 citations46
US7439036B2Oct 21, 2008

Process for producing optically active octahydro-1H-indole-2-carboxylic acid

SUMITOMO CHEMICAL CO0 citations41

HIRATA NORIHIKO

4 patents

NISSAN MOTOR

2 patents

GENENTECH INC

1 patent

HATAKEYAMA KEISUKE

1 patent

TOMOKAWA JUNICHI

1 patent