Inventor · disambiguated record
Chun-Hsien Liu
Also filed as: LIU CHUN-HSIEN
25 granted patents·8 pending applications·234 citations·filing 1996–2022
95Inventor score
Top patents by PatentIndex Score
33 records- 0195US7827653B1Cleaning device with sweeping and vacuuming functionsIND TECH RES INST·Filed 2009·Granted Nov 9, 2010·59 cites·13 claims
- 0291US7861365B2Robotic vacuum cleanerIND TECH RES INST·Filed 2006·Granted Jan 4, 2011·37 cites·19 claims
- 0386US9055848B2Suction cleaner and operation method thereofLIU CHUN-HSIEN·Filed 2011·Granted Jun 16, 2015·23 cites·20 claims
- 0485US7501772B2LED lighting string employing rectified and filtered deviceEXCELLENCE OPTO INC·Filed 2006·Granted Mar 10, 2009·22 cites·2 claims
- 0578USD695438SStreet lightSO BRIGHT ELECTRONICS CO LTD·Filed 2013·Granted Dec 10, 2013·31 cites·1 claims
- 0674US8590101B2Suction cleaning moduleLIU CHUN-HSIEN·Filed 2010·Granted Nov 26, 2013·6 cites·21 claims
- 0771US7768658B2Anomaly detection system and methodIND TECH RES INST·Filed 2007·Granted Aug 3, 2010·6 cites·34 claims
- 0868USD779709SLED lensSO BRIGHT ELECTRONICS CO LTD·Filed 2015·Granted Feb 21, 2017·12 cites·1 claims
- 0966US8223029B2Method for controlling cleaning deviceCHUNG YU-LIANG·Filed 2009·Granted Jul 17, 2012·4 cites·8 claims
- 1065US8635741B2Auxiliary apparatus for better vacuuming effectPENG WEN-YANG·Filed 2010·Granted Jan 28, 2014·4 cites·20 claims
- 1165US2025059488A1Integrated Automated Cell Culture DeviceMEDIGEN BIOTECHNOLOGY CORP·Filed 2022·Application pending·0 cites
- 1264US8650692B2Cleaning device with electrostatic sheet auto rollingLIU CHUN-HSIEN·Filed 2011·Granted Feb 18, 2014·3 cites·10 claims
- 1360US6896762B2Separation method for object and glue membraneIND TECH RES INST·Filed 2002·Granted May 24, 2005·8 cites·4 claims
- 1458US11641992B2Dust collector, vacuum cleaner, and self-propelled vacuum cleanerNIDEC CORP·Filed 2020·Granted May 9, 2023·0 cites·7 claims
- 1552US11445877B2Dust collector, vacuum cleaner, and self-propelled vacuum cleanerNIDEC CORP·Filed 2020·Granted Sep 20, 2022·0 cites·10 claims
- 1651US6302626B1Fixed support for voice coil motorIND TECH RES INST·Filed 2000·Granted Oct 16, 2001·6 cites·3 claims
- 1749US10548445B2Wheel driving device and cleaner robot having the sameNIDEC CORP·Filed 2017·Granted Feb 4, 2020·0 cites·12 claims
- 1849US6843879B1Separation method for object and glue membraneIND TECH RES INST·Filed 2004·Granted Jan 18, 2005·3 cites·4 claims
- 1947US2010000384A1Method for cutting large-size wafer and apparatus for the samePOWERTECH TECHNOLOGY INC·Filed 2008·Application pending·0 cites
- 2043US10314446B2Suction unitNIDEC CORP·Filed 2017·Granted Jun 11, 2019·0 cites·18 claims
- 2142US2017325645A1Suction nozzle and electric vacuum cleaner including the sameNIDEC CORP·Filed 2017·Application pending·0 cites
- 2241US2012210685A1Apparatus of centrifugal fan and a dust-collecting module using the sameSUN YANN-SHUOH·Filed 2012·Application pending·0 cites
- 2339US11345033B2Control method of moving body and control system of moving bodyNIDEC CORP·Filed 2019·Granted May 31, 2022·0 cites·16 claims
- 2439US9162360B2Proximity sensing method, proximity sensing apparatus and mobile platform using the sameIND TECH RES INST·Filed 2013·Granted Oct 20, 2015·0 cites·22 claims
- 2538US6651865B2Position-, speed- and force-controllable chip accessing apparatusIND TECH RES INST·Filed 2002·Granted Nov 25, 2003·1 cites·20 claims
- 2638US2008069689A1Apparatus of Centrifugal Fan and a Dust-Collecting Module Using the SameIND TECH RES INST·Filed 2006·Application pending·0 cites
- 2736USD686364SLED lensSO BRIGHT ELECTRONICS CO LTD·Filed 2012·Granted Jul 16, 2013·2 cites·1 claims
- 2835US2003227020A1Light emitting apparatus with current regulation functionEXCELLENCE OPTOELECTRONICS INC·Filed 2002·Application pending·0 cites
- 2934US6119918ASolder head control mechanismIND TECH RES INST·Filed 1999·Granted Sep 19, 2000·7 cites·5 claims
- 3031US2019129309A1Direct exposure machine without maskSHUZ TUNG MACHINERY IND CO LTD·Filed 2018·Application pending·0 cites
- 3129US5662569AStepping apparatus capable of large angle oscillationFiled 1996·Granted Sep 2, 1997·0 cites·5 claims
- 3226US6505528B2Device for fast taking out and putting inIND TECHNOLOGY RES CORP·Filed 2001·Granted Jan 14, 2003·0 cites·9 claims
- 3326US2003218390A1Voice-coil motor for picking up chipsFiled 2002·Application pending·0 cites
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