Inventor · disambiguated record
Po-Chih Chang
Also filed as: CHANG PO-CHIH
14 granted patents·3 pending applications·28 citations·filing 1999–2024
87Inventor score
Top patents by PatentIndex Score
17 records- 0184US11858272B2Ink circulation systemKINPO ELECT INC·Filed 2022·Granted Jan 2, 2024·1 cites·13 claims
- 0282US12027470B2Package carrier having a stiffener between solder bumpsIND TECH RES INST·Filed 2021·Granted Jul 2, 2024·1 cites·20 claims
- 0382US8118304B1Stopping device and multi-function peripheral using the sameCHEN CHI-TSUNG·Filed 2011·Granted Feb 21, 2012·10 cites·8 claims
- 0478US11431864B1Duplex scanning deviceKINPO ELECT INC·Filed 2021·Granted Aug 30, 2022·1 cites·10 claims
- 0574US8474813B2Blocking module and multi-function printer using the sameCHENG KAI-YUAN·Filed 2011·Granted Jul 2, 2013·5 cites·7 claims
- 0664US8528893B2Paper feeding device and multi-function printer using the sameHUANG CHEN-FU·Filed 2012·Granted Sep 10, 2013·2 cites·18 claims
- 0762US12503332B2Scanning device having movable scanning moduleKINPO ELECT INC·Filed 2024·Granted Dec 23, 2025·0 cites·11 claims
- 0858US12227387B2Automatic document feeding deviceKINPO ELECT INC·Filed 2022·Granted Feb 18, 2025·0 cites·13 claims
- 0955US8942490B2Method of high performance image compressionLAN YIN-CHUN BLUE·Filed 2008·Granted Jan 27, 2015·1 cites·11 claims
- 1052US12221319B2Automatic sheet feeding device having flipping mechanismKINPO ELECT INC·Filed 2022·Granted Feb 11, 2025·0 cites·7 claims
- 1147US12015748B2Dual-axle linkage detection structureKINPO ELECT INC·Filed 2021·Granted Jun 18, 2024·0 cites·20 claims
- 1244US2004252352A1Method of scanning a document in two directionsFiled 2003·Application pending·0 cites
- 1343US9721824B2Wafer bonding method and device with reduced thermal expansionIND TECH RES INST·Filed 2015·Granted Aug 1, 2017·0 cites·13 claims
- 1441US2023059286A1Automatic feeding and scanning deviceKINPO ELECT INC·Filed 2021·Application pending·0 cites
- 1537US6621522B1Adjustable fixing device of a CCD plateSILITEK CORP·Filed 1999·Granted Sep 16, 2003·7 cites·13 claims
- 1634US8657280B2Paper-feeding device and multi-function printerCHANG PO-CHIH·Filed 2012·Granted Feb 25, 2014·0 cites·12 claims
- 1730US2016026011A1Presentation system enabling adjustable photo transmittance and multi-plane visibilityLEE PEI-EN·Filed 2015·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →