Inventor · disambiguated record
Douw Gerbrandt Van Der Merwe
Also filed as: VAN DER MERWE DOUW G · VAN DER MERWE DOUW GERBRANDT
8 granted patents·2 pending applications·51 citations·filing 1978–2023
84Inventor score
Top patents by PatentIndex Score
10 records- 0190US9709614B2Parasitic capacitance cancellation in capacitive measurementAZOTEQ (PTY) LTD·Filed 2016·Granted Jul 18, 2017·6 cites·17 claims
- 0287US10527457B2Inductance sensingAZOTEQ PTY LTD·Filed 2016·Granted Jan 7, 2020·4 cites·20 claims
- 0385US9360510B2Parasitic capacitance cancellation in capacitive measurementAZOTEQ PTY LTD·Filed 2014·Granted Jun 7, 2016·6 cites·17 claims
- 0484US8659306B2Parasitic capacitance cancellation in capacitive measurement applicationsBRUWER FREDERICK JOHANNES·Filed 2009·Granted Feb 25, 2014·14 cites·13 claims
- 0580US8395395B2Noise rejection and parasitic capacitance removal implementationsBRUWER FREDERICK JOHANNES·Filed 2008·Granted Mar 12, 2013·17 cites·18 claims
- 0653US2023389829A1Wake-up circuitAZOTEQ HOLDINGS LTD·Filed 2023·Application pending·0 cites
- 0751US10712360B2Differential charge transfer based accelerometerAZOTEQ PTY LTD·Filed 2018·Granted Jul 14, 2020·0 cites·20 claims
- 0845US2021285795A1Using flux guides for improved rotational measurementsAZOTEQ PTY LTD·Filed 2021·Application pending·0 cites
- 0933US4221980AElectrical switching meansSOUTH AFRICAN INVENTIONS·Filed 1978·Granted Sep 9, 1980·4 cites·16 claims
- 1032US11624633B2Inductive sensing user interface devicesAZOTEQ PTY LTD·Filed 2018·Granted Apr 11, 2023·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →