Inventor · disambiguated record
Ka Yiu Sham
Also filed as: SHAM KA YIU
8 granted patents·3 pending applications·626 citations·filing 1995–2009
89Inventor score
Top patents by PatentIndex Score
11 records- 0193US6719667B2Weight-scale apparatus and methodACUMEN INC·Filed 2002·Granted Apr 13, 2004·115 cites·9 claims
- 0286US5891042AFitness monitoring device having an electronic pedometer and a wireless heart rate monitorACUMEN INC·Filed 1997·Granted Apr 6, 1999·433 cites·9 claims
- 0367US7988344B2Cycling computer with detachable lighting apparatus for bicycle or other vehicleACUMEN INC·Filed 2009·Granted Aug 2, 2011·8 cites·20 claims
- 0464US6974403B210K step exercise method and apparatusACUMEN INC·Filed 2002·Granted Dec 13, 2005·14 cites·7 claims
- 0558US6334848B1Remote pedometerACUMEN INC·Filed 2000·Granted Jan 1, 2002·21 cites·6 claims
- 0647US5844960ASynchronized voltage controlled oscillator lap counting circuitACUMEN INC·Filed 1997·Granted Dec 1, 1998·10 cites·11 claims
- 0744US2004020856A1Wrist-based fitness monitoring devicesACUMEN INC·Filed 2003·Application pending·0 cites
- 0843US6334060B1Multi-channel or split-frequency, low frequency, telemetry circuit and method between transmitters and receiversACUMEN INC·Filed 1998·Granted Dec 25, 2001·19 cites·3 claims
- 0938US2004181163A1Fat analyzerACUMEN·Filed 2003·Application pending·0 cites
- 1035US2002151810A1Wrist-based fitness monitoring devicesACUMEN INC·Filed 2001·Application pending·0 cites
- 1134US5661398ATwo channel eight bearings magnetic resolver circuit using differential amplifiers for lap counting and timingACUMEN INC·Filed 1995·Granted Aug 26, 1997·6 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →