Inventor · disambiguated record
Heng-Hao Chang
Also filed as: CHANG HENG H · CHANG HENG-HAO
5 granted patents·5 pending applications·6 citations·filing 2005–2019
66Inventor score
Top patents by PatentIndex Score
10 records- 0174US7724019B2Active device array substratePRIME VIEW INT CO LTD·Filed 2008·Granted May 25, 2010·5 cites·8 claims
- 0258US8299707B2Display panelLIU CHUAN-FENG·Filed 2009·Granted Oct 30, 2012·1 cites·11 claims
- 0354US10854159B2Display apparatusAU OPTRONICS CORP·Filed 2019·Granted Dec 1, 2020·0 cites·16 claims
- 0449US8063314B2Pin definition layout of electronic paper display screenHSU YU-CHEN·Filed 2009·Granted Nov 22, 2011·0 cites·13 claims
- 0549US2010238106A1Driving Method for Electrophoretic Display Panel and Electrophoretic Display Apparatus using the samePRIME VIEW INT CO LTD·Filed 2009·Application pending·0 cites
- 0639US2012097432A1Electrode arrayHUANG JEN-SHIUN·Filed 2011·Application pending·0 cites
- 0736US2006170614A1Large-scale display deviceTZONG RUEY-YAU·Filed 2005·Application pending·0 cites
- 0834US2011063273A1Electrophoresis Display Apparatus and Display Circuit ThereofPRIME VIEW INT CO LTD·Filed 2010·Application pending·0 cites
- 0932US9123679B2Active matrix substrateLIU CHUAN-FENG·Filed 2011·Granted Sep 1, 2015·0 cites·4 claims
- 1032US2012268820A1Color filter film, grating structure and display moduleLIANG KUANG-HENG·Filed 2012·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Heng-Hao Chang files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →