Inventor · disambiguated record
Cheah Heng Tan
Also filed as: TAN CHEAH H · TAN CHEAH HENG
14 granted patents·6 pending applications·90 citations·filing 2003–2024
89Inventor score
Top patents by PatentIndex Score
20 records- 0186US7171239B2Selecting common features of accessories coupled to a communications deviceMOTOROLA INC·Filed 2004·Granted Jan 30, 2007·63 cites·17 claims
- 0275US9503558B1Battery module for communication devices having an accessory interfaceMOTOROLA SOLUTIONS INC·Filed 2015·Granted Nov 22, 2016·4 cites·17 claims
- 0372US9834105B2Apparatus, system and method for in-vehicle wireless chargingMOTOROLA SOLUTIONS INC·Filed 2015·Granted Dec 5, 2017·2 cites·20 claims
- 0472US9380139B2Speaker and keypad assembly for a portable communication deviceMOTOROLA SOLUTIONS INC·Filed 2013·Granted Jun 28, 2016·4 cites·25 claims
- 0571US9877097B2Slim-tunnel wind port for a communication deviceMOTOROLA SOLUTIONS INC·Filed 2015·Granted Jan 23, 2018·3 cites·20 claims
- 0670US8675903B2Acoustic porting for a portable communication deviceNG GIM PEI·Filed 2010·Granted Mar 18, 2014·6 cites·21 claims
- 0768US10230411B2Method and apparatus for discriminating between voice signalsMOTOROLA SOLUTIONS INC·Filed 2014·Granted Mar 12, 2019·2 cites·20 claims
- 0866US9843859B2Method for preprocessing speech for digital audio quality improvementMOTOROLA SOLUTIONS INC·Filed 2015·Granted Dec 12, 2017·2 cites·16 claims
- 0965US10381024B2Method and apparatus for voice activity detectionMOTOROLA SOLUTIONS INC·Filed 2017·Granted Aug 13, 2019·2 cites·19 claims
- 1062US9648419B2Apparatus and method for coordinating use of different microphones in a communication deviceMOTOROLA SOLUTIONS INC·Filed 2014·Granted May 9, 2017·2 cites·21 claims
- 1150US2025267208A1System and method for wireless audio connectivity detection and routing of an incoming callMOTOROLA SOLUTIONS INC·Filed 2024·Application pending·0 cites
- 1247US2005064822A1Audio accessory optimization systemFiled 2003·Application pending·0 cites
- 1341US2005272416A1Personalization of accessories coupled to a communications deviceOOI THEAN H·Filed 2004·Application pending·0 cites
- 1439US10014842B2Method and apparatus for identifying audio accessory through two pin connection in a two way radioMOTOROLA SOLUTIONS INC·Filed 2014·Granted Jul 3, 2018·0 cites·9 claims
- 1539US9369800B2Intrinsically safe audio circuit for a portable two-way radioMOTOROLA SOLUTIONS INC·Filed 2013·Granted Jun 14, 2016·0 cites·21 claims
- 1638US2015138020A1Intrinsically safe housing and antenna design for a radio device and method of forming sameMOTOROLA SOLUTIONS INC·Filed 2013·Application pending·0 cites
- 1737US8639300B2Method and apparatus for maintaining transmit audio in a half duplex systemTAN CHEAH HENG·Filed 2009·Granted Jan 28, 2014·0 cites·19 claims
- 1836US8837748B2Method and apparatus for receiving and playing a signal in a radio receiverCHACKO V C PRAKASH VK·Filed 2011·Granted Sep 16, 2014·0 cites·19 claims
- 1932US2017117738A1Wireless charging mat as a battery charging indicatorMOTOROLA SOLUTIONS INC·Filed 2015·Application pending·0 cites
- 2031US2017006395A1Bendable microphoneMOTOROLA SOLUTIONS INC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →