Inventor · disambiguated record
Po-Hung Yao
Also filed as: YAO PO-HUNG
20 granted patents·20 pending applications·140 citations·filing 2004–2021
93Inventor score
Files withIND TECH RES INST14CHI HSIANG OPTICS CO LTD10NAT UNIV TSING HUA4CHEN CHENG-HUAN3SICHUAN LONGHUA FILM CO LTD3
Top patents by PatentIndex Score
40 records- 0193US7438444B2Light guide lens and light emitting diode package structure having the light guide lensIND TECH RES INST·Filed 2006·Granted Oct 21, 2008·39 cites·16 claims
- 0291US7255456B2Direct backlight moduleIND TECH RES INST·Filed 2005·Granted Aug 14, 2007·36 cites·28 claims
- 0391US7199930B2Light modulation elementIND TECH RES INST·Filed 2005·Granted Apr 3, 2007·30 cites·20 claims
- 0483US7878689B2Light source package structureIND TECH RES INST·Filed 2010·Granted Feb 1, 2011·4 cites·7 claims
- 0580US11385394B2Reflective display device and front light source module thereofSICHUAN LONGHUA FILM CO LTD·Filed 2021·Granted Jul 12, 2022·1 cites·18 claims
- 0677US7699504B2Light score package structureIND TECH RES INST·Filed 2006·Granted Apr 20, 2010·6 cites·29 claims
- 0774US10444859B2Digital stylusCHI HSIANG OPTICS CO LTD·Filed 2018·Granted Oct 15, 2019·1 cites·10 claims
- 0872US10664065B2Touch sensing apparatusCHI HSIANG OPTICS CO LTD·Filed 2018·Granted May 26, 2020·1 cites·17 claims
- 0970US7623293B2Optical element and the light source apparatus utilizing the sameIND TECH RES INST·Filed 2005·Granted Nov 24, 2009·6 cites·9 claims
- 1064US8279358B2Complex image display deviceCHEN CHENG-HUAN·Filed 2009·Granted Oct 2, 2012·2 cites·9 claims
- 1164US7775668B2Color-mixing laser module and projectors using the sameIND TECH RES INST·Filed 2007·Granted Aug 17, 2010·4 cites·31 claims
- 1262US7033059B2Light guide apparatus for enhancing light source utilization efficiencyIND TECH RES INST·Filed 2004·Granted Apr 25, 2006·8 cites·10 claims
- 1359US10474247B2Electronic devices with touch screen and optical wave plate assembly thereofCHI HSIANG OPTICS CO LTD·Filed 2018·Granted Nov 12, 2019·0 cites·18 claims
- 1459US9245459B2Display screen and display system thereofNAT UNIV TSING HUA·Filed 2014·Granted Jan 26, 2016·0 cites·28 claims
- 1558US8925820B2Stored-value containerYAO PO-HUNG·Filed 2013·Granted Jan 6, 2015·1 cites·12 claims
- 1654US7248411B2Optical film with array of microstructures and the light source apparatus utilizing the sameIND TECH RES INST·Filed 2005·Granted Jul 24, 2007·1 cites·15 claims
- 1752US11474388B2Display panel and rollable display deviceSICHUAN LONGHUA FILM CO LTD·Filed 2021·Granted Oct 18, 2022·0 cites·15 claims
- 1850US2020201088A1Viewing angle control film and display device using the sameCHI HSIANG OPTICS CO LTD·Filed 2019·Application pending·0 cites
- 1949US8882300B2Color filter and edge-type backlight module using the sameNAT UNIV TSING HUA·Filed 2013·Granted Nov 11, 2014·0 cites·20 claims
- 2047US2021373225A1Reflective display device and front light source module thereofSICHUAN LONGHUA FILM CO LTD·Filed 2021·Application pending·0 cites
- 2146US2008273349A1Light source apparatus and light reflection device thereofIND TECH RES INST·Filed 2007·Application pending·0 cites
- 2245US2014118663A1Color separation systemNAT UNIV TSING HUA·Filed 2013·Application pending·0 cites
- 2342US2006120107A1LED backlight modulePAO YU-NAN·Filed 2005·Application pending·0 cites
- 2442US2012260986A1System for Switching Focus PositionCHEN CHENG-HUAN·Filed 2012·Application pending·0 cites
- 2542US2008273144A1Diffusing polarizer and backlight module using the sameIND TECH RES INST·Filed 2007·Application pending·0 cites
- 2641US2021208315A1Light diffusion film module and light source module using the sameCHI HSIANG OPTICS CO LTD·Filed 2021·Application pending·0 cites
- 2740US2018172979A1Optical film and user input systemCHI HSIANG OPTICS CO LTD·Filed 2017·Application pending·0 cites
- 2840US2008225394A1Optical elementIND TECH RES INST·Filed 2007·Application pending·0 cites
- 2939US8259396B2Laser system and laser beam shaping and homogenizing device thereofCHEN CHENG-HUAN·Filed 2010·Granted Sep 4, 2012·0 cites·5 claims
- 3039US2007047258A1Light guide plate having two micro structures and back light unit having the light guide plateIND TECH RES INST·Filed 2006·Application pending·0 cites
- 3139US2008273143A1Passive optical device and light source moduleIND TECH RES INST·Filed 2007·Application pending·0 cites
- 3238US10466892B2Interactive handwriting display device and interactive handwriting capture deviceCHI HSIANG OPTICS CO LTD·Filed 2017·Granted Nov 5, 2019·0 cites·13 claims
- 3338US2013215506A1Reflective polarizerNAT UNIV TSING HUA·Filed 2013·Application pending·0 cites
- 3438US2006083028A1Light guide plate and method for fabricating the sameSUN YI-TING·Filed 2005·Application pending·0 cites
- 3537US2013271400A1Shake unlock mobile touch device and method for unlocking the sameYAO PO-HUNG·Filed 2013·Application pending·0 cites
- 3634US2015377451A1Light redirecting film and wide-viewing angle lcd comprising the sameTAIWAN KANGDEXIN COMPOSITE MATERIAL CO LTD·Filed 2015·Application pending·0 cites
- 3731US2016223356A1Light-emitting pedometer sneakerTAIWAN KANGDEXIN COMPOSITE MAT CO LTD·Filed 2016·Application pending·0 cites
- 3828US2018039337A1Optical film and user input systemCHI HSIANG OPTICS CO LTD·Filed 2017·Application pending·0 cites
- 3927US2018046326A1Optical film and user input systemCHI HSIANG OPTICS CO LTD·Filed 2017·Application pending·0 cites
- 4026US2017293371A1Optical film and user input systemCHI HSIANG OPTICS CO LTD·Filed 2017·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →