P

Inventor

CHIEN FEN-REN

TW35 patents
⚠️ This page may combine multiple inventors who share the name “CHIEN FEN-REN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FORMOSA EPITAXY INC

29 patents
US6841804B1Jan 11, 2005

Device of white light-emitting diode

FORMOSA EPITAXY INC230 citations97
US7307291B2Dec 11, 2007

Gallium-nitride based ultraviolet photo detector

FORMOSA EPITAXY INC24 citations92
US7148519B2Dec 12, 2006

Structure of GaN light-emitting diode

FORMOSA EPITAXY INC24 citations92
US6914264B2Jul 5, 2005

Structure and manufacturing method for GaN light emitting diodes

FORMOSA EPITAXY INC38 citations92
US7173289B1Feb 6, 2007

Light emitting diode structure having photonic crystals

FORMOSA EPITAXY INC44 citations90
US7589350B2Sep 15, 2009

Light-emitting diode chip

FORMOSA EPITAXY INC17 citations83
US7105850B2Sep 12, 2006

GaN LED structure with p-type contacting layer grown at low-temperature and having low resistivity

FORMOSA EPITAXY INC13 citations83
US7049638B2May 23, 2006

High-brightness gallium-nitride based light emitting diode structure

FORMOSA EPITAXY INC12 citations83
US7042019B1May 9, 2006

Gallium-nitride based multi-quantum well light-emitting diode n-type contact layer structure

FORMOSA EPITAXY INC12 citations83
US6979835B1Dec 27, 2005

Gallium-nitride based light-emitting diode epitaxial structure

FORMOSA EPITAXY INC18 citations83
US6967346B2Nov 22, 2005

Light emitting diode structure and manufacture method thereof

FORMOSA EPITAXY INC12 citations83
US6753552B1Jun 22, 2004

Growth-selective structure of light-emitting diode

FORMOSA EPITAXY INC13 citations83
US7374958B2May 20, 2008

Light emitting semiconductor bonding structure and method of manufacturing the same

FORMOSA EPITAXY INC8 citations74
US7345321B2Mar 18, 2008

High-brightness gallium-nitride based light emitting diode structure

FORMOSA EPITAXY INC7 citations73
US7180096B2Feb 20, 2007

Gallium-nitride based light-emitting diode structure with high reverse withstanding voltage and anti-ESD capability

FORMOSA EPITAXY INC7 citations73
US7180097B2Feb 20, 2007

High-brightness gallium-nitride based light emitting diode structure

FORMOSA EPITAXY INC7 citations73
US9371975B2Jun 21, 2016

Light source device

FORMOSA EPITAXY INC2 citations63
US7442962B2Oct 28, 2008

High-brightness gallium-nitride based light emitting diode structure

FORMOSA EPITAXY INC2 citations62
US7087924B2Aug 8, 2006

Gallium-nitride based light emitting diode structure with enhanced light illuminance

FORMOSA EPITAXY INC6 citations62
US7087922B2Aug 8, 2006

Light-emitting diode structure

FORMOSA EPITAXY INC2 citations62
US7042018B2May 9, 2006

Structure of GaN light-emitting diode

FORMOSA EPITAXY INC2 citations62
US7033949B2Apr 25, 2006

Structure and manufacturing method for nitride-based light-emitting diodes

FORMOSA EPITAXY INC6 citations62
US7473939B2Jan 6, 2009

Light-emitting diode structure with transparent window covering layer of multiple films

FORMOSA EPITAXY INC6 citations61
US7476912B2Jan 13, 2009

Multi-directional light scattering LED and manufacturing method thereof

FORMOSA EPITAXY INC2 citations59
US6248608B1Jun 19, 2001

Manufacturing method of a gallium nitride-based blue light emitting diode (LED) ohmic electrodes

FORMOSA EPITAXY INC3 citations56
US9488321B2Nov 8, 2016

Illumination device with inclined light emitting element disposed on a transparent substrate

FORMOSA EPITAXY INC0 citations52
US7632693B2Dec 15, 2009

Manufacturing method of multi-directional light scattering LED

FORMOSA EPITAXY INC0 citations48
US7763902B2Jul 27, 2010

Light emitting diode chip

FORMOSA EPITAXY INC0 citations41
US7692181B2Apr 6, 2010

Gallium-nitride based light emitting diode light emitting layer structure

FORMOSA EPITAXY INC0 citations41

(unassigned)

1 patent

UNI LIGHT TECHNOLOGY INC

1 patent

MINNESOTA MINING & MFG

1 patent

HUANG KUO-CHIN

1 patent

3M INNOVATIVE PROPERTIES CO

1 patent

EPISTAR CORP

1 patent