Inventor
TSCHEULIN GUENTHER
13 patents
⚠️ This page may combine multiple inventors who share the name “TSCHEULIN GUENTHER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANDOZ LTD
10 patentsUS4075163AFeb 21, 1978
Benzene phosphonous acid compounds, their production and use as stabilizers for organic materials
SANDOZ LTD53 citations95
US4107138AAug 15, 1978
Phosphonous and thiophosphonous acid ethers as stabilizers for organic materials
SANDOZ LTD10 citations73
US4033957AJul 5, 1977
Triazine derivatives as stabilizers for organic materials
SANDOZ LTD11 citations73
US3962175AJun 8, 1976
Benzene phosphonous acid compounds, their production and use as stabilizers for organic materials
SANDOZ LTD12 citations73
US3954847AMay 4, 1976
New benzene phosphonous acid compounds, their production and use as stabilizers for organic materials
SANDOZ LTD8 citations73
US5017633AMay 21, 1991
Filled polyolefins stabilized with a combination of a hindered phenol and a phenylphosphonite
SANDOZ LTD7 citations72
US4042562AAug 16, 1977
Nitrogen-containing aromatic heterocyclic compounds as anti-oxidants
SANDOZ LTD4 citations62
US3957765AMay 18, 1976
Aromatic heterocyclic hydrazide derivatives
SANDOZ LTD3 citations62
US4308218ADec 29, 1981
Aryl phosphonites and thiophosphonites useful as antioxidants
SANDOZ LTD2 citations60
US5312541AMay 17, 1994
Improvements in processes for coloring anodized aluminum and/or aluminum alloys
SANDOZ LTD2 citations58