Inventor

SAIJYO MASAKO

JP2 patents

Patents

2 patents

US6458948B1Oct 1, 2002

Process for producing carboxylic acid derivative and condensing agent comprising quaternary ammonium salt

TOKUYAMA CORP15 citations75

US6852856B2Feb 8, 2005

Method for preserving quaternary ammonium salt

TOKUYAMA CORP3 citations56