Inventor

YU NU

JP8 patents

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

HOECHST AG

4 patents

US5757193AMay 26, 1998

Apparatus for detecting defects of wiring board

HOECHST AG45 citations90

US6361917B1Mar 26, 2002

Process for patterning poly(arylenevinylene) polymer films by irradiation with light

HOECHST AG7 citations73

US5919579AJul 6, 1999

Organic electroluminescent device

HOECHST AG2 citations61

US5871854AFeb 16, 1999

Organic electroluminescent device

HOECHST AG6 citations61

AYENTIS RES & TECHNOLOGIES GMB

1 patent

US6414431B1Jul 2, 2002

Thin film electrode for planar organic light-emitting devices and method for its production

AYENTIS RES & TECHNOLOGIES GMB30 citations89

COVION ORGANIC SEMICONDUCTORS

1 patent

US7088757B1Aug 8, 2006

Use of spiro compounds as laser dyes

COVION ORGANIC SEMICONDUCTORS13 citations83

HOECHST JAPAN

1 patent

US6559473B1May 6, 2003

Light-emitting diodes with hetero-PN-junction

HOECHST JAPAN11 citations73

SEMICONDUCTORS GMBH

1 patent

US6638646B2Oct 28, 2003

Substituted poly(arylenevinylenes), process for their preparation, and their use in electroluminescent elements

SEMICONDUCTORS GMBH6 citations60