Inventor

VAN WERDEN KARL

DE2 patents

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

CLARIANT GMBH

1 patent

US5731132AMar 24, 1998

Metal-ion free, aqueous developer for photoresist layers

CLARIANT GMBH23 citations82

AZ ELECTRONIC MATERIALS USA

1 patent

US7547501B2Jun 16, 2009

Photoactive compounds

AZ ELECTRONIC MATERIALS USA1 citations48