Inventor
KUMAZAWA HIROHARU
JP7 patents
⚠️ This page may combine multiple inventors who share the name “KUMAZAWA HIROHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
6 patentsUS6936713B2Aug 30, 2005
Process for producing 2,6-dihalogenopurine
SUMITOMO CHEMICAL CO7 citations70
US7321035B2Jan 22, 2008
Process for producing 2,6-dihalogenopurine
SUMITOMO CHEMICAL CO0 citations48
US7307167B2Dec 11, 2007
Production method of 2,6-dihalopurine
SUMITOMO CHEMICAL CO1 citations48
US7432396B2Oct 7, 2008
Process for producing (Z)-1-phenyl-1-diethylaminocarbonyl-2-hydroxymethylcyclopropane
SUMITOMO CHEMICAL CO0 citations45
US7943785B2May 17, 2011
Process for producing (Z)-1-phenyl-1-(N,N-diethylaminocarbonyl)-2- phthalimidomethylcyclopropane
SUMITOMO CHEMICAL CO0 citations43
US7592485B2Sep 22, 2009
Process for producing (Z)-1-phenyl-1-diethylaminocarbonyl-2-aminomethylcyclopropane hydrochloride
SUMITOMO CHEMICAL CO1 citations42