Inventor · disambiguated record
Shih-Feng Chen
Also filed as: CHEN SHIH-FENG
21 granted patents·6 pending applications·14 citations·filing 2003–2024
89Inventor score
Top patents by PatentIndex Score
27 records- 0196US11778427B2Group voice communication of walkie-talkie mode in Bluetooth communication systemPIXART IMAGING INC·Filed 2020·Granted Oct 3, 2023·5 cites·14 claims
- 0284US10863261B1Portable apparatus and wearable devicePIXART IMAGING INC·Filed 2020·Granted Dec 8, 2020·2 cites·20 claims
- 0371US8696172B2Lens and lamp using the sameCHEN SHIH-FENG·Filed 2011·Granted Apr 15, 2014·5 cites·12 claims
- 0470US12033331B2Method and pixel array for detecting motion informationPIXART IMAGING INC·Filed 2021·Granted Jul 9, 2024·0 cites·6 claims
- 0570US9083889B2Signal processing circuit capable of selectively adjusting gain factor of sample-and-hold circuit and signal processing method thereofYIN PING-HUNG·Filed 2010·Granted Jul 14, 2015·2 cites·24 claims
- 0669US2025031929A1Cleaning system and cleaning methodPIXART IMAGING INC·Filed 2024·Application pending·0 cites
- 0765US11979738B2Schemes for effectively estimating user behavior to achieve a variety of automatic applications by detecting the angle of the transmitted signal to generate head pose direction estimationPIXART IMAGING INC·Filed 2023·Granted May 7, 2024·0 cites·8 claims
- 0861US12156632B2Cleaning system and cleaning methodPIXART IMAGING INC·Filed 2022·Granted Dec 3, 2024·0 cites·9 claims
- 0961US11647351B2Schemes for effectively estimating user behavior to achieve a variety of automatic applications by detecting the angle of the transmitted signal to generate head pose direction estimationPIXART IMAGING INC·Filed 2020·Granted May 9, 2023·0 cites·4 claims
- 1060US11087473B2Method and pixel array for detecting motion informationPIXART IMAGING INC·Filed 2018·Granted Aug 10, 2021·0 cites·1 claims
- 1158US10775933B2Touch control detecting method and touch control detecting systemPIXART IMAGING INC·Filed 2018·Granted Sep 15, 2020·0 cites·8 claims
- 1258US2025017138A1Environment maintenance system and weeder robotPIXART IMAGING INC·Filed 2023·Application pending·0 cites
- 1357US12194515B2Inverting and cleaning deviceTRUSVAL TECH CO LTD·Filed 2022·Granted Jan 14, 2025·0 cites·8 claims
- 1456US10048807B2Touch control detecting method and touch control detecting systemPIXART IMAGING INC·Filed 2016·Granted Aug 14, 2018·0 cites·12 claims
- 1555US11834318B2Automatic liquid filling system and methodTRUSVAL TECH CO LTD·Filed 2022·Granted Dec 5, 2023·0 cites·20 claims
- 1655US10192317B2Method and pixel array for detecting motion informationPIXART IMAGING INC·Filed 2016·Granted Jan 29, 2019·0 cites·11 claims
- 1755US2023282023A1Electronic device unlocked and controlled by gesture recognitionPIXART IMAGING INC·Filed 2023·Application pending·0 cites
- 1852US12066522B2Navigation device applied to a wireless identification tagPIXART IMAGING INC·Filed 2022·Granted Aug 20, 2024·0 cites·12 claims
- 1948US12320713B2Temperature detecting apparatusPIXART IMAGING INC·Filed 2022·Granted Jun 3, 2025·0 cites·11 claims
- 2047US12269405B2Multiple detection systemPIXART IMAGING INC·Filed 2020·Granted Apr 8, 2025·0 cites·12 claims
- 2143US11393332B2Detection device and indoor navigation systemPIXART IMAGING INC·Filed 2020·Granted Jul 19, 2022·0 cites·11 claims
- 2243US8662715B2Optical lens module and lighting apparatus having the sameHSUEH HAN-TSUNG·Filed 2011·Granted Mar 4, 2014·0 cites·30 claims
- 2342US2005067274A1[electroplating apparatus]Filed 2003·Application pending·0 cites
- 2440US2012044698A1Lens and lamp using the sameHSUEH HAN-TSUNG·Filed 2011·Application pending·0 cites
- 2536US8299950B2Pipelined recycling ADC with shared operational amplifier functionYIN PING-HUNG·Filed 2011·Granted Oct 30, 2012·0 cites·15 claims
- 2635US2005029221A1Deep trench etching using HDP chamberTAIWAN SEMICONDUCTOR MFG·Filed 2003·Application pending·0 cites
- 2729US8810701B2Image sensor system and amplifying/digitizing circuit therof for promoting performance while saving on power consumption and reducing the circuit areaCHEN SHIH-FENG·Filed 2010·Granted Aug 19, 2014·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →