Inventor
SEO YOSHIMASA
JP10 patents
⚠️ This page may combine multiple inventors who share the name “SEO YOSHIMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON KAYAKU KK
8 patentsUS6028220AFeb 22, 2000
Producing acrolein and acrylic acid using a supported dual activity molybdenum, iron, and bismuth based catalyst in a fixed bed multitubular reactor
NIPPON KAYAKU KK69 citations95
US5959143ASep 28, 1999
Catalysts and process for the preparation thereof
NIPPON KAYAKU KK70 citations94
US4925980AMay 15, 1990
Process for producing methacrylic acid and a catalyst
NIPPON KAYAKU KK23 citations92
US5929275AJul 27, 1999
Catalyst and process for producing unsaturated aldehyde and unsaturated acid
NIPPON KAYAKU KK35 citations89
US6762148B2Jul 13, 2004
Catalyst process of making
NIPPON KAYAKU KK25 citations86
US7825061B2Nov 2, 2010
Catalyst for producing methacrylic acid and preparation method thereof
NIPPON KAYAKU KK8 citations83
US7642214B2Jan 5, 2010
Catalyst for oxidation of alkane, process for preparing thereof and process for producing unsaturated oxygen-containing compound
NIPPON KAYAKU KK3 citations62
US6812188B2Nov 2, 2004
Catalyst for methacrylic acid production, coated catalyst, and process for producing the same
NIPPON KAYAKU KK5 citations62