Inventor

MUENZEL NORBERT

DE17 patents

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

MUENZEL NORBERT

OLIN MICROELECTRONIC CHEM INC

Organic solvent soluble photoresists which are developable in aqueous alkaline solutions

Photoresist compositions

Crosslinked polymers

Crosslinked polymers

CIBA GEIGY CORP

Positive photoresists containing quinone diazide photosensitizer, alkali-soluble resin and tetra(hydroxyphenyl) alkane additive

Positive photoresists with enhanced resolution and reduced crystallization containing novel tetra(hydroxyphenyl)alkanes

High resolution i-line photoresist of high sensitivity

OCG MICROELECTRONIC MATERIALS

Photoresist compositions containing copolymers having acid-labile groups and recurring units derived from either N-(hydroxymethyl)maleimide or N-(acetoxymethyl)maleimide or both

Wet-chemical developable, etch-stable photoresist for UV radiation with a wavelength below 200 NM

Tetra (hydroxphenyl) alkanes

CIBA GEIGY AG

Positive photoresist having improved processing properties

Positive photoresist having improved processing properties

ARCH SPEC CHEM INC

Polymers for photoresist compositions

Wet-chemical, developable, etch-stable photoresist for UV radiation with a wavelength below 200 nm

VANTICO INC

Method for producing multi-layer circuits

CIBA SC HOLDING AG

High resolution i-line photoresist of high sensitivity

(unassigned)

High-resolution negative photoresist with wide process latitude