Inventor · disambiguated record
Chia-Chu Cheng
Also filed as: CHENG CHIA-CHU
7 granted patents·20 pending applications·63 citations·filing 2005–2015
83Inventor score
Top patents by PatentIndex Score
27 records- 0184US7774159B23D multi-degree of freedom detecting device and method for using the sameLITE ON SEMICONDUCTOR CORP·Filed 2008·Granted Aug 10, 2010·22 cites·16 claims
- 0279US7381941B2Contact image sensing module with movement detecting functionLITE ON SEMICONDUCTOR CORP·Filed 2005·Granted Jun 3, 2008·10 cites·18 claims
- 0378US7675027B2Motion-detecting moduleLITE ON SEMICONDUCTOR CORP·Filed 2007·Granted Mar 9, 2010·14 cites·7 claims
- 0469US7391006B2Fingerprint scanning device with contact image sensing moduleLITE ON SEMICONDUCTOR CORP·Filed 2005·Granted Jun 24, 2008·10 cites·21 claims
- 0567US7466398B2Optical navigation device and method thereofLITE ON SEMICONDUCTOR CORP·Filed 2007·Granted Dec 16, 2008·7 cites·16 claims
- 0646US2008012085A1Packaging structure of an optical motion sensorLITE ON SEMICONDUCTOR CORP·Filed 2007·Application pending·0 cites
- 0744US2006294394A1Fingerprint information acquisition device used in handheld device having built-in camera moduleLITE ON SEMICONDUCTOR CORP·Filed 2006·Application pending·0 cites
- 0842US2008185508A1Packaging module of optical sensorLITE ON SEMICONDUCTOR CORP·Filed 2007·Application pending·0 cites
- 0939US2007263138A1CIS (Contact Image Sensor) device without any optical imaging elementsLITE ON SEMICONDUCTOR CORP·Filed 2006·Application pending·0 cites
- 1039US2009225306A1Electromagnetic wave sensing apparatusCHENG CHIA-CHU·Filed 2008·Application pending·0 cites
- 1138US2008158547A1Motion detecting device for sensing rotation and inclination variation information and method of using the sameLITE ON SEMICONDUCTOR CORP·Filed 2006·Application pending·0 cites
- 1238US2008122790A1Optical handwriting input deviceLITE ON SEMICONDUCTOR CORP·Filed 2006·Application pending·0 cites
- 1338US2008193117A1Motion-detecting device for reducing assembly toleranceLITE ON SEMICONDUCTOR CORP·Filed 2008·Application pending·0 cites
- 1437US2009116730A1Three-dimensional direction detecting device and method for using the sameLITE ON SEMICONDUCTOR CORP·Filed 2008·Application pending·0 cites
- 1537US2006255153A1Handheld fingerprint-capturing deviceLITE ON SEMICONDUCTOR CORP·Filed 2006·Application pending·0 cites
- 1636US2010163713A1Electromagnetic wave sensing apparatusLITE ON SEMICONDUCTOR CORP·Filed 2010·Application pending·0 cites
- 1735US2016328598A1Sensing devicePRIMAX ELECTRONICS LTD·Filed 2015·Application pending·0 cites
- 1835US2008157252A1Optical sensor packageLITE ON SEMICONDUCTOR CORP·Filed 2007·Application pending·0 cites
- 1934US2016212861A1Method for fabricating sensing devicePRIMAX ELECTRONICS LTD·Filed 2015·Application pending·0 cites
- 2033US2006268324A1Multi-function printerLITE ON SEMICONDUCTOR CORP·Filed 2005·Application pending·0 cites
- 2132US7326912B2Contact image-sensing module having fingerprint scanning functionLITE ON SEMICONDUCTOR CORP·Filed 2005·Granted Feb 5, 2008·0 cites·19 claims
- 2232US2008316492A1Optical motion identification device utilizing partial total internal reflection light source and/or partial non-total internal reflection light sourceCHENG CHIA-CHU·Filed 2008·Application pending·0 cites
- 2332US2007025601A1Algorithm for rebuilding 1D information into 2D information and 1D skin pattern sensing module thereofLITE ON SEMICONDUCTOR CORP·Filed 2006·Application pending·0 cites
- 2431US8222585B2Three-dimensional position detecting device and method for using the sameCHENG CHIA-CHU·Filed 2008·Granted Jul 17, 2012·0 cites·9 claims
- 2531US2008173790A1Motion-detecting module with a built-in light sourceLITE ON SEMICONDUCTOR CORP·Filed 2007·Application pending·0 cites
- 2630US2006140451A1Motion detection methodLITE ON SEMICONDUCTOR CORP·Filed 2005·Application pending·0 cites
- 2729US2007104355A1Test tool used by a skin pattern readerLITE ON SEMICONDUCTOR CORP·Filed 2006·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →