P

Inventor

JIN GUO-FAN

CN126 patents
⚠️ This page may combine multiple inventors who share the name “JIN GUO-FAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIV TSINGHUA

39 patents
US7703973B2Apr 27, 2010

Backlight module

UNIV TSINGHUA21 citations93
US7513670B2Apr 7, 2009

Backlight module and reflector thereof

UNIV TSINGHUA45 citations92
US7374329B2May 20, 2008

Light guide device and a backlight module using the same

UNIV TSINGHUA22 citations92
US7370999B2May 13, 2008

Light guide plate and surface light source using same

UNIV TSINGHUA23 citations90
US10386619B2Aug 20, 2019

Oblique camera lens

UNIV TSINGHUA8 citations84
US9524565B2Dec 20, 2016

Method of freeform imaging system

UNIV TSINGHUA11 citations84
US9405109B2Aug 2, 2016

Off-axial three-mirror optical system with freeform surfaces

UNIV TSINGHUA9 citations84
US9268123B2Feb 23, 2016

Off-axial three-mirror optical system with freeform surfaces

UNIV TSINGHUA10 citations84
US9268122B2Feb 23, 2016

Off-axial three-mirror optical system with freeform surfaces

UNIV TSINGHUA10 citations84
US7380971B2Jun 3, 2008

Backlight module

UNIV TSINGHUA9 citations83
US7334934B2Feb 26, 2008

Light guide device and a backlight module using the same

UNIV TSINGHUA19 citations83
US7824092B2Nov 2, 2010

Backlight module having a plurality of groups of concentric microstructures on reflective surface thereof

UNIV TSINGHUA7 citations74
US11371889B2Jun 28, 2022

Freeform surface reflective infrared imaging system

UNIV TSINGHUA2 citations73
US10495875B2Dec 3, 2019

Method for designing off-axis three-mirror imaging system with freeform surfaces

UNIV TSINGHUA4 citations73
US10197799B2Feb 5, 2019

Method for designing oblique camera lens

UNIV TSINGHUA6 citations73
US9996635B2Jun 12, 2018

Method of freeform imaging lens

UNIV TSINGHUA2 citations73
US9846298B2Dec 19, 2017

Off-axis three-mirror optical system with freeform surfaces

UNIV TSINGHUA5 citations73
US9703084B2Jul 11, 2017

Off-axial three-mirror optical system with freeform surfaces

UNIV TSINGHUA7 citations73
US9568717B2Feb 14, 2017

Off-axis three-mirror optical system with freeform surfaces

UNIV TSINGHUA3 citations73
US9250438B2Feb 2, 2016

Freeform surface reflective scanning system

UNIV TSINGHUA6 citations73
US9059558B2Jun 16, 2015

Laser

UNIV TSINGHUA5 citations73
US11448865B2Sep 20, 2022

Imaging optical system

UNIV TSINGHUA2 citations72
US11221471B2Jan 11, 2022

Freeform surface off-axis three-mirror optical system

UNIV TSINGHUA2 citations72
US10962413B2Mar 30, 2021

Freeform surface imaging spectrometer system

UNIV TSINGHUA4 citations72
US10101204B2Oct 16, 2018

Method for desiging freeform surface imaging optical system

UNIV TSINGHUA5 citations72
US9818223B2Nov 14, 2017

Method of forming a freeform surface shaped element for an illumination system

UNIV TSINGHUA3 citations72
US10642009B2May 5, 2020

Method for designing off-axis aspheric optical system

UNIV TSINGHUA3 citations71
US10379326B2Aug 13, 2019

Off-axis aspheric three-mirror optical system

UNIV TSINGHUA3 citations71
US9858362B2Jan 2, 2018

Method of LED freeform surface illumination system

UNIV TSINGHUA2 citations71
US9054285B2Jun 9, 2015

Light emitting diode

UNIV TSINGHUA2 citations63
US8921143B2Dec 30, 2014

Method for making light emitting diode

UNIV TSINGHUA2 citations63
US8859308B2Oct 14, 2014

Method for making light emitting diode

UNIV TSINGHUA2 citations63
US8809887B2Aug 19, 2014

Light emitting diode

UNIV TSINGHUA3 citations63
US8803177B2Aug 12, 2014

Light emitting diode

UNIV TSINGHUA2 citations63
US7857489B2Dec 28, 2010

Mixed light apparatus

UNIV TSINGHUA3 citations63
US11025841B2Jun 1, 2021

Method for designing a freeform surface reflective imaging system

UNIV TSINGHUA0 citations62
US10527255B2Jan 7, 2020

Illumination system with freeform surface

UNIV TSINGHUA1 citations62
US7806537B2Oct 5, 2010

Light guide plate having orthogonal stresses or strains and backlight module therewith

UNIV TSINGHUA2 citations62
US7661833B2Feb 16, 2010

Light guide device and backlight module therewith

UNIV TSINGHUA2 citations62

ZHU JUN

4 patents

HON HAI PREC IND CO LTD

3 patents

UNIV TSING HUA

2 patents

ZHANG HE

1 patent

HOU WEI

1 patent

Showing the top 50 of 126 patents by PatentIndex Score.