Inventor
RICHTER ROLF
DE15 patents
⚠️ This page may combine multiple inventors who share the name “RICHTER ROLF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER AG
5 patentsUS6245138B1Jun 12, 2001
Pigment preparations useful for ink-jet printing
BAYER AG31 citations91
US6077339AJun 20, 2000
Pigment preparations useful for ink-jet printing
BAYER AG41 citations91
US6596446B2Jul 22, 2003
Organic pigments in color filters liquid of crystal display
BAYER AG24 citations89
US6303213B1Oct 16, 2001
Substrates secure against unauthorized copying and their production
BAYER AG15 citations84
US5421872AJun 6, 1995
Dyestuffs for printing inks
BAYER AG7 citations72
ASPECTS INC
4 patentsUS7946249B2May 24, 2011
Nectar feeder with float and valve
ASPECTS INC58 citations97
US8863692B2Oct 21, 2014
Nectar feeder having a float with flush stopper
ASPECTS INC5 citations72
US8863691B2Oct 21, 2014
Nectar feeder with float and valve
ASPECTS INC3 citations62
US9004007B2Apr 14, 2015
Nectar feeder having a float with rounded bottom
ASPECTS INC3 citations60