Inventor

CZECH ANNA

US6 patents

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

WITCO CORP

2 patents

US5981681ANov 9, 1999

Silicone aminopolyalkyleneoxide block copolymers

WITCO CORP250 citations97

US5939574AAug 17, 1999

Aminosiloxanes with 4-amino-3,3-dialkylbutyl groups

WITCO CORP13 citations72

OSI SPECIALTIES INC

2 patents

US5807956ASep 15, 1998

Silicone aminopolyalkyleneoxide block copolymers

OSI SPECIALTIES INC332 citations97

US5856544AJan 5, 1999

Aminopolysiloxanes with hindered 4-amino-3,3-dimethylbutyl groups

OSI SPECIALTIES INC33 citations92

CROMPTION CORP

1 patent

US6207782B1Mar 27, 2001

Hydrophilic siloxane latex emulsions

CROMPTION CORP245 citations95

C K WITCO CORP

1 patent

US6174983B1Jan 16, 2001

Silicone terpolymers with high refractive indices

C K WITCO CORP22 citations90