Inventor
HEINEN RALF
DE4 patents
⚠️ This page may combine multiple inventors who share the name “HEINEN RALF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER AG
3 patentsUS6846336B1Jan 25, 2005
Acid-resistant solutions containing aromatic formaldehyde condensation products
BAYER AG12 citations80
US5569724AOct 29, 1996
N-menthylol derivatives of polycondensation products, their preparation and use
BAYER AG10 citations71
US6649029B2Nov 18, 2003
Nonfelting wool and antifelt finishing process
BAYER AG0 citations46