Inventor

KAZMIERZAK ROBERT T

US3 patents

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

ATOCHEM NORTH AMERICA

2 patents

USRE34791ENov 15, 1994

Polymer bound hindered amine light stabilizers

ATOCHEM NORTH AMERICA10 citations71

US4975489ADec 4, 1990

Process for preparing polymer bound hindered amine light stabilizers

ATOCHEM NORTH AMERICA9 citations71

PENNWALT CORP

1 patent

US4857595AAug 15, 1989

Polymer bound hindered amine light stabilizers

PENNWALT CORP53 citations94