Inventor
OKU NORIAKI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “OKU NORIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
12 patentsUS6736941B2May 18, 2004
Process for purifying propylene oxide
SUMITOMO CHEMICAL CO90 citations97
US5723637AMar 3, 1998
Process for producing propylene oxide
SUMITOMO CHEMICAL CO40 citations92
US6410806B2Jun 25, 2002
Reduction-treated copper-based catalyst and process for producing α-phenylethyl alcohol using the same
SUMITOMO CHEMICAL CO15 citations83
US6046369AApr 4, 2000
Process for producing α-phenylethyl alcohol
SUMITOMO CHEMICAL CO11 citations73
US7285187B2Oct 23, 2007
Method of purifying propylene oxide
SUMITOMO CHEMICAL CO4 citations62
US7132579B2Nov 7, 2006
Method of chlorine purification and process for producing 1,2-dichloroethane
SUMITOMO CHEMICAL CO3 citations60
US6646138B2Nov 11, 2003
Process for producing propylene oxide
SUMITOMO CHEMICAL CO6 citations60
US7053226B2May 30, 2006
Process for producing cumene
SUMITOMO CHEMICAL CO1 citations51
US6620951B2Sep 16, 2003
Process for producing oxirane compound
SUMITOMO CHEMICAL CO0 citations50
US6803490B2Oct 12, 2004
Process for producing α-phenylethyl alcohol
SUMITOMO CHEMICAL CO1 citations49
US6646140B2Nov 11, 2003
Process for producing oxirane compound
SUMITOMO CHEMICAL CO0 citations49
US6600054B2Jul 29, 2003
Process for producing propylene oxide
SUMITOMO CHEMICAL CO0 citations34