Inventor · disambiguated record
Tom Chang
Also filed as: CHANG TOM · CHANG TOM-CHIN
25 granted patents·13 pending applications·47 citations·filing 2001–2019
93Inventor score
Files withEMINENT ELECTRONIC TECHNOLOGY CORP LTD12EMINENT ELECTRONIC TECH CORP LTD9CHANG TOM-CHIN7CHANG TOM2TRANSPACIFIC SYSTEMS LLC2
Top patents by PatentIndex Score
38 records- 0186US9667883B2Three-dimensional image sensing device and method of sensing three-dimensional imagesEMINENT ELECTRONIC TECH CORP LTD·Filed 2014·Granted May 30, 2017·17 cites·14 claims
- 0274US8854335B2Electronic apparatus having touch sensing ability and non-touch sensing ability and control method thereofEMINENT ELECTRONIC TECHNOLOGY CORP LTD·Filed 2013·Granted Oct 7, 2014·5 cites·17 claims
- 0373US9859313B2Complementary metal-oxide-semiconductor depth sensor elementEMINENT ELECTRONIC TECH CORP LTD·Filed 2016·Granted Jan 2, 2018·2 cites·19 claims
- 0472US6608301B2Single step multi-section exposure scanning methodUMAX DATA SYSTEMS INC·Filed 2001·Granted Aug 19, 2003·8 cites·5 claims
- 0571USRE42033ESingle step multi-section exposure scanning methodLIU RONG-JI·Filed 2005·Granted Jan 18, 2011·2 cites·10 claims
- 0670US7751103B2Method of sequencing image data inside memory of optical scanning deviceCHANG TOM-CHIN·Filed 2006·Granted Jul 6, 2010·2 cites·21 claims
- 0767US9377355B2Optical sensor apparatus and image sensing apparatus integrating multiple functionsEMINENT ELECTRONIC TECHNOLOGY CORP LTD·Filed 2014·Granted Jun 28, 2016·2 cites·20 claims
- 0865US7218428B2Method of sequencing image data inside memory of optical scanning deviceCHANG TOM-CHIN·Filed 2002·Granted May 15, 2007·5 cites·15 claims
- 0962US9639167B2Control method of electronic apparatus having non-contact gesture sensitive regionEMINENT ELECTRONIC TECH CORP LTD·Filed 2015·Granted May 2, 2017·1 cites·12 claims
- 1062US9569011B2Optical sensor module utilizing optical designs to adjust gesture sensitive region, and related mobile apparatusEMINENT ELECTRONIC TECH CORP LTD·Filed 2015·Granted Feb 14, 2017·1 cites·6 claims
- 1160USRE42774ESingle step multi-section exposure scanning methodTRANSPACIFIC SYSTEMS LLC·Filed 2009·Granted Oct 4, 2011·0 cites·17 claims
- 1258US11150129B2Optical sensing moduleEMINENT ELECTRONIC TECH CORP LTD·Filed 2019·Granted Oct 19, 2021·0 cites·13 claims
- 1358US7785667B2Method of controlling edge definition of viscous materialsNORDSON CORP·Filed 2007·Granted Aug 31, 2010·2 cites·15 claims
- 1458US2014205160A1Image sensing apparatus for fingerprint identification and related decoder circuitEMINENT ELECTRONIC TECHNOLOGY CORP LTD·Filed 2014·Application pending·0 cites
- 1557US7742654B2Image correction method, apparatus, article and imageCHANG TOM-CHIN·Filed 2008·Granted Jun 22, 2010·0 cites·20 claims
- 1656US9466325B2Patterned growth guiding mechanismSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Oct 11, 2016·0 cites·20 claims
- 1755US2015171233A1Ultraviolet sensor, ultraviolet sensing apparatus, and sensing method for obtaining compensated ultraviolet sensing resultEMINENT ELECTRONIC TECHNOLOGY CORP LTD·Filed 2014·Application pending·0 cites
- 1853US7511863B2Scanning device and method for saving compensation memoryCHANG TOM-CHIN·Filed 2006·Granted Mar 31, 2009·0 cites·15 claims
- 1952US8427723B2Method of sequencing image data inside memory of optical scanning deviceCHANG TOM-CHIN·Filed 2010·Granted Apr 23, 2013·0 cites·20 claims
- 2052US7881557B2Image correction method, apparatus, article and imageCHANG TOM-CHIN·Filed 2010·Granted Feb 1, 2011·0 cites·20 claims
- 2152US2011090539A1Image correction method, apparatus, article and imageTRANSPACIFIC SYSTEMS LLC·Filed 2010·Application pending·0 cites
- 2247US10684122B2Complementary metal-oxide-semiconductor depth sensor elementEMINENT ELECTRONIC TECH CORP LTD·Filed 2018·Granted Jun 16, 2020·0 cites·13 claims
- 2347US7421145B2Image correction method, apparatus, article and imageTRANSPACIFIC IP LTD·Filed 2002·Granted Sep 2, 2008·0 cites·32 claims
- 2446US10558270B2Method for determining non-contact gesture and device for the sameEMINENT ELECTRONIC TECH CORP LTD·Filed 2016·Granted Feb 11, 2020·0 cites·12 claims
- 2546US9189081B2Optical sensing apparatus and method for detecting object near optical sensing apparatusEMINENT ELECTRONIC TECHNOLOGY CORP LTD·Filed 2013·Granted Nov 17, 2015·0 cites·31 claims
- 2645US7206093B2Scanning device and method for saving compensation memoryCHANG TOM-CHIN·Filed 2001·Granted Apr 17, 2007·0 cites·27 claims
- 2744US2015190093A1Portable electronic deviceEMINENT ELECTRONIC TECHNOLOGY CORP LTD·Filed 2014·Application pending·0 cites
- 2843US2014357963A1Portable electronic apparatusEMINENT ELECTRONIC TECHNOLOGY CORP LTD·Filed 2014·Application pending·0 cites
- 2942US10036810B2Non-contact optical sensing device and method for sensing depth of an object in three-dimensional spaceEMINENT ELECTRONIC TECH CORP LTD·Filed 2016·Granted Jul 31, 2018·0 cites·18 claims
- 3042US9778756B2Optical sensor module utilizing optical designs to adjust gesture sensitive region, and related mobile apparatusEMINENT ELECTRONIC TECH CORP LTD·Filed 2016·Granted Oct 3, 2017·0 cites·16 claims
- 3142US2014168372A1Sensing apparatus and sensing method for generating three-dimensional image informationEMINENT ELECTRONIC TECHNOLOGY CORP LTD·Filed 2013·Application pending·0 cites
- 3242US2003035152A1Scanning method with two exposure stepsFiled 2001·Application pending·0 cites
- 3340US2014014839A1Sensor design based on light sensingCHANG TOM·Filed 2012·Application pending·0 cites
- 3440US2013200808A1Sensor-controlled system and method for electronic apparatusEMINENT ELECTRONIC TECHNOLOGY CORP LTD·Filed 2013·Application pending·0 cites
- 3538US2012312956A1Light sensor system for object detection and gesture recognition, and object detection methodCHANG TOM·Filed 2012·Application pending·0 cites
- 3634US2015305635A1Portable electronic device and heart rate sensing method of the sameEMINENT ELECTRONIC TECHNOLOGY CORP LTD·Filed 2015·Application pending·0 cites
- 3732US2015346830A1Control method of electronic apparatus having non-contact gesture sensitive regionEMINENT ELECTRONIC TECHNOLOGY CORP LTD·Filed 2015·Application pending·0 cites
- 3830US2015335274A1Physiological signals detection deviceEMINENT ELECTRONIC TECHNOLOGY CORP LTD·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Tom 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 →