Inventor
KOMATSU MASASHI
JP19 patents
⚠️ This page may combine multiple inventors who share the name “KOMATSU MASASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
13 patentsUS5334789AAug 2, 1994
Oxychlorination catalyst process for preparing the catalyst and method of oxychlorination with use of the catalyst
SUMITOMO CHEMICAL CO7 citations73
US5994542ANov 30, 1999
Process for producing 1-substituted tetrahydroquinazolines
SUMITOMO CHEMICAL CO13 citations67
US6476258B1Nov 5, 2002
Process for producing aryloxyacetic acids
SUMITOMO CHEMICAL CO4 citations62
US5910618AJun 8, 1999
Process for preparing 2,3-dimethyl-2-butene
SUMITOMO CHEMICAL CO4 citations62
US5756738AMay 26, 1998
Process for producing 1-substituted tetrahydroquinazolines
SUMITOMO CHEMICAL CO3 citations61
US7084287B2Aug 1, 2006
Method of removing palladium
SUMITOMO CHEMICAL CO0 citations51
US5981749ANov 9, 1999
Process for producing isatoic anhydrides
SUMITOMO CHEMICAL CO1 citations51
US5973145AOct 26, 1999
Process for producing isatoic anhydrides
SUMITOMO CHEMICAL CO0 citations51
US5795984AAug 18, 1998
Process for producing isatoic anhydrides
SUMITOMO CHEMICAL CO0 citations51
US7217830B2May 15, 2007
Organic silicon compound and method for preparing the same
SUMITOMO CHEMICAL CO0 citations50
US5969131AOct 19, 1999
Cephem compound, its production and its use for producing cephem antibiotics
SUMITOMO CHEMICAL CO0 citations46
US5708165AJan 13, 1998
Cephem compound, its production and its use for producing cephem antibiotics
SUMITOMO CHEMICAL CO0 citations46
US5780628AJul 14, 1998
Process for producing dioxoquinazolines
SUMITOMO CHEMICAL CO0 citations40