VT

Vien Van Toan

CC Ciba Specialty Chemicals: 3 patents #28 of 295Top 10%
📍 Rheinfelden, CH: #1 of 14 inventorsTop 8%
Overall (2002): #18,929 of 266,432Top 8%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6495622 Dimeric light stabilizers for polyolefines and polyolefine copolymers David G. Leppard, Roland A. E. Winter, Michela Bonora 2002-12-17
6472550 Process for the preparation of low chloride stabilizers Ronald Salathe 2002-10-29
6369267 Polyoxyalkylene substituted and bridged triazine, benzotriazole and benzophenone derivatives as UV absorbers Andreas Valet, Pascal Hayoz 2002-04-09