P

Inventor

LEE HSING-CHUNG

US64 patents
⚠️ This page may combine multiple inventors who share the name “LEE HSING-CHUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MOTOROLA INC

32 patents
US6326640B1Dec 4, 2001

Organic thin film transistor with enhanced carrier mobility

MOTOROLA INC174 citations99
US5998805ADec 7, 1999

Active matrix OED array with improved OED cathode

MOTOROLA INC208 citations99
US5929474AJul 27, 1999

Active matrix OED array

MOTOROLA INC187 citations99
US5853905ADec 29, 1998

Efficient single layer electroluminescent device

MOTOROLA INC290 citations99
US5693956ADec 2, 1997

Inverted oleds on hard plastic substrate

MOTOROLA INC512 citations99
US5336327AAug 9, 1994

CVD reactor with uniform layer depositing ability

MOTOROLA INC573 citations99
US5929845AJul 27, 1999

Image scanner and display apparatus

MOTOROLA INC102 citations98
US5925980AJul 20, 1999

Organic electroluminescent device with graded region

MOTOROLA INC184 citations98
US5747363AMay 5, 1998

Method of manufacturing an integrated electro-optical package

MOTOROLA INC104 citations98
US5641611AJun 24, 1997

Method of fabricating organic LED matrices

MOTOROLA INC127 citations98
US5359618AOct 25, 1994

High efficiency VCSEL and method of fabrication

MOTOROLA INC113 citations98
US5965907AOct 12, 1999

Full color organic light emitting backlight device for liquid crystal display applications

MOTOROLA INC233 citations97
US6326224B1Dec 4, 2001

Method of purifying a primary color generated by an OED

MOTOROLA INC78 citations96
US6130001AOct 10, 2000

Organic electroluminescent device with continuous organic medium

MOTOROLA INC169 citations96
US6111270AAug 29, 2000

Light-emitting apparatus and method of fabrication

MOTOROLA INC65 citations96
US6075316AJun 13, 2000

Full color organic electroluminescent display device and method of fabrication

MOTOROLA INC64 citations96
US5780321AJul 14, 1998

LED display packaging with substrate removal and method of fabrication

MOTOROLA INC61 citations96
US5703394ADec 30, 1997

Integrated electro-optical package

MOTOROLA INC88 citations96
US5621225AApr 15, 1997

Light emitting diode display package

MOTOROLA INC96 citations96
US5557626ASep 17, 1996

Patterned mirror VCSEL with adjustable selective etch region

MOTOROLA INC84 citations96
US5530715AJun 25, 1996

Vertical cavity surface emitting laser having continuous grading

MOTOROLA INC89 citations96
US5886464AMar 23, 1999

Organic electroluminescent device with emission from hole transporting layer

MOTOROLA INC17 citations93
US5773929AJun 30, 1998

Organic EL device with dual doping layers

MOTOROLA INC27 citations93
US5668438ASep 16, 1997

Organic electroluminescent device with emission from hole transporting layer

MOTOROLA INC22 citations93
US5633886AMay 27, 1997

Short wavelength VCSEL with Al-free active region

MOTOROLA INC29 citations93
US5455069AOct 3, 1995

Method of improving layer uniformity in a CVD reactor

MOTOROLA INC21 citations93
US5446752AAug 29, 1995

VCSEL with current blocking layer offset

MOTOROLA INC45 citations93
US5274655ADec 28, 1993

Temperature insensitive vertical cavity surface emitting laser

MOTOROLA INC29 citations93
US6140764AOct 31, 2000

Organic electroluminescent apparatus with mircrocavity

MOTOROLA INC27 citations92
US6111361AAug 29, 2000

Light emitting apparatus and method of fabrication

MOTOROLA INC41 citations92
US5810989ASep 22, 1998

Photoelectric synthesis of DNA or protein probe arrays

MOTOROLA INC29 citations92
US5547898AAug 20, 1996

Method for p-doping of a light-emitting device

MOTOROLA INC23 citations92

JDS UNIPHASE CORP

7 patents

E20 COMMUNICATIONS INC

4 patents

(unassigned)

3 patents

E2O COMMUNICATIONS INC

2 patents

MOROROLA INC

1 patent

E20 CORP INC

1 patent

Showing the top 50 of 64 patents by PatentIndex Score.