Inventor

YOSHIKAWA KOUJI

JP12 patents

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

SUMITOMO CHEMICAL CO

5 patents

US7700799B2Apr 20, 2010

Method for producing (2-formyl-1-alkenyl) cyclopropane compound

SUMITOMO CHEMICAL CO2 citations60

US7179439B2Feb 20, 2007

Method for preparing disodium paraperiodate

SUMITOMO CHEMICAL CO0 citations49

US7985872B2Jul 26, 2011

Method for producing olefin compound

SUMITOMO CHEMICAL CO0 citations39

US7262320B2Aug 28, 2007

Process for production of 3,3-dimethyl-2-formylcyclopropanecarboxylic acid derivatives

SUMITOMO CHEMICAL CO0 citations39

US7893294B2Feb 22, 2011

Process for production of trans-2, 2-dimethyl-3-formylcyclopropanecarboxylic acid ester

SUMITOMO CHEMICAL CO0 citations38

AISAN IND

2 patents

US5764124AJun 9, 1998

Ignition coil for an internal combustion engine

AISAN IND29 citations91

US5781092AJul 14, 1998

Ignition coil for an internal combustion engine

AISAN IND11 citations72

UEKAWA TORU

2 patents

US8461370B2Jun 11, 2013

Process for producing 3-(2-cyano-1-propenyl)-2,2- dimethylcyclopropanecarboxylic acid or salt thereof

UEKAWA TORU0 citations41

US8263797B2Sep 11, 2012

Method for producing cyclopropane carboxylic acid compound and intermediate therefor

UEKAWA TORU0 citations30

NAKAZAWA KOICHI

1 patent

US8158787B2Apr 17, 2012

Process for producing trichloropyrimidine compound

NAKAZAWA KOICHI0 citations33

MASUMOTO KATSUHISA

1 patent

US8680328B2Mar 25, 2014

Method for producing optically active cyclopropane carboxylic acid ester compound, asymmetric copper complex, and optically active salicylideneaminoalcohol compound

MASUMOTO KATSUHISA0 citations31

YOSHIKAWA KOUJI

1 patent

US8168816B2May 1, 2012

Method for producing purified formylcyclopropane compound and intermediate of such formylcyclopropane compound

YOSHIKAWA KOUJI0 citations30