P

Inventor

KITADA RITSUO

JP5 patents
⚠️ This page may combine multiple inventors who share the name “KITADA RITSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON CATALYTIC CHEM IND

4 patents
US4621155ANov 4, 1986

Process for preparation of methacrylic acid

NIPPON CATALYTIC CHEM IND26 citations91
US4419270ADec 6, 1983

Oxidation catalyst

NIPPON CATALYTIC CHEM IND43 citations91
US5965676AOct 12, 1999

Production process, production apparatus, and product of resin particle

NIPPON CATALYTIC CHEM IND24 citations90
US7122698B2Oct 17, 2006

Method for producing α-hydroxycarboxylate

NIPPON CATALYTIC CHEM IND16 citations82

DAI ICHI KOGYO SEIYAKU CO LTD

1 patent
US7354984B2Apr 8, 2008

Method for drying nonionic alkylene oxide-type water-soluble resin, method for packaging it, and method for transporting it

DAI ICHI KOGYO SEIYAKU CO LTD0 citations34