P

Inventor

RAINS ROGER KERANEN

US8 patents
⚠️ This page may combine multiple inventors who share the name “RAINS ROGER KERANEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FLEXSYS AMERICA LP

4 patents
US6583320B2Jun 24, 2003

Process for preparing 4-aminodiphenylamine intermediates

FLEXSYS AMERICA LP29 citations89
US6395933B1May 28, 2002

Process for preparing 4-aminodiphenylamine intermediates

FLEXSYS AMERICA LP38 citations89
US6140538AOct 31, 2000

Process for preparing 4-aminodiphenylamines

FLEXSYS AMERICA LP39 citations86
US7183439B2Feb 27, 2007

Process for preparing 4-aminodiphenylamine intermediates

FLEXSYS AMERICA LP8 citations70

FLEXSYS BV

2 patents
US6770189B2Aug 3, 2004

Process for improving the purity of quaternary ammonium hydroxides by electrolysis

FLEXSYS BV6 citations51
US7824538B2Nov 2, 2010

Process for improving the purity of quaternary ammonium hydroxides by electrolysis in a two-compartment cell

FLEXSYS BV0 citations32

RAINS ROGER KERANEN

1 patent
USRE44175EApr 23, 2013

Process for preparing 4-aminodiphenylamines

RAINS ROGER KERANEN0 citations39

FLEXSYS AMERICA LLP

1 patent
US7504539B2Mar 17, 2009

Process for preparing 4-aminodiphenylamine intermediates

FLEXSYS AMERICA LLP0 citations35