Inventor
LEHMANN BERNHARD
DE15 patents
⚠️ This page may combine multiple inventors who share the name “LEHMANN BERNHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER AG
11 patentsUS6387189B1May 14, 2002
Surface-cleaning method
BAYER AG86 citations95
US6649663B1Nov 18, 2003
Process for preparing monodisperse ion exchangers having chelating functional groups and the use thereof
BAYER AG27 citations92
US6329435B1Dec 11, 2001
Process for preparing monodisperse, crosslinked bead polymers having thiourea groups and their use for adsorbing metal compounds
BAYER AG27 citations92
US5314982AMay 24, 1994
Process for the preparation of polyurea greases
BAYER AG36 citations92
US7077964B2Jul 18, 2006
Process for preparing monodisperse ion exchangers having chelating functional
BAYER AG12 citations83
US5372723ADec 13, 1994
Process for reprocessing oil-in-water emulsions
BAYER AG19 citations75
US5707531AJan 13, 1998
Process for breaking oil emulsions
BAYER AG7 citations71
US6245157B1Jun 12, 2001
Use of polyaspartic acids in cleaner formulations with abrasive action
BAYER AG7 citations68
US6231680B1May 15, 2001
Cleaning method using a mixture containing wood chippings and, optionally, polyaspartic acid and/or a derivative of a polyaspartic acid
BAYER AG4 citations61
US6100319AAug 8, 2000
Process for improving the plasticity of ceramic composition and for reversing this effect
BAYER AG2 citations59
US6468359B2Oct 22, 2002
Cleaning method
BAYER AG1 citations50