Inventor · disambiguated record
Robert Chen
Also filed as: CHEN ROBERT · CHEN ROBERT K · CHEN ROBERT K T · CHEN ROBERT KUO-WEI
25 granted patents·1 pending application·721 citations·filing 1989–2024
96Inventor score
Top patents by PatentIndex Score
26 records- 0197US11585749B2Reference switch architectures for noncontact sensing of substancesAPPLE INC·Filed 2020·Granted Feb 21, 2023·4 cites·20 claims
- 0297US5153842AIntegrated circuit package label and/or manifest systemPITNEY BOWES INC·Filed 1990·Granted Oct 6, 1992·332 cites·8 claims
- 0394US10801950B2Reference switch architectures for noncontact sensing of substancesAPPLE INC·Filed 2016·Granted Oct 13, 2020·12 cites·16 claims
- 0487US2024410822A1Reference switch architectures for noncontact sensing of substancesAPPLE INC·Filed 2024·Application pending·0 cites
- 0584US12085500B2Reference switch architectures for noncontact sensing of substancesAPPLE INC·Filed 2023·Granted Sep 10, 2024·0 cites·20 claims
- 0684US10323987B2Polarization selective, frequency selective, and wide dynamic range detectors, imaging arrays, readout integrated circuits, and sensor systemsAPPLE INC·Filed 2018·Granted Jun 18, 2019·2 cites·20 claims
- 0783US5881129ASelf-monitoring line interface circuitFiled 1996·Granted Mar 9, 1999·107 cites·34 claims
- 0879US11041758B2Multiplexing and encoding for reference switchingAPPLE INC·Filed 2017·Granted Jun 22, 2021·1 cites·17 claims
- 0977US6838977B2Apparatus for manufacturing management using a wireless deviceSYMBOL TECHNOLOGIES INC·Filed 2001·Granted Jan 4, 2005·15 cites·19 claims
- 1075US4980542APostal charge accounting systemPITNEY BOWES INC·Filed 1989·Granted Dec 25, 1990·105 cites·31 claims
- 1174US7561848B2Apparatus for manufacturing management using a wireless deviceSYMBOL TECHNOLOGIES INC·Filed 2004·Granted Jul 14, 2009·9 cites·12 claims
- 1273US6657496B2Amplifier circuit with regenerative biasingLEGERITY INC·Filed 2001·Granted Dec 2, 2003·19 cites·24 claims
- 1372US11740126B2Multiplexing and encoding for reference switchingAPPLE INC·Filed 2021·Granted Aug 29, 2023·0 cites·19 claims
- 1471US9939322B2Polarization selective, frequency selective, and wide dynamic range detectors, imaging arrays, readout integrated circuits, and sensor systemsAPPLE INC·Filed 2016·Granted Apr 10, 2018·1 cites·20 claims
- 1571US8816761B2Tunable biquad filter circuit including phase shift detection and methods for using suchBAILEY JAMES A·Filed 2010·Granted Aug 26, 2014·3 cites·27 claims
- 1669US4978839APostage meter value card systemPITNEY BOWES INC·Filed 1989·Granted Dec 18, 1990·24 cites·18 claims
- 1766US10670466B2Polarization selective, frequency selective, and wide dynamic range detectors, imaging arrays, readout integrated circuits, and sensor systemsAPPLE INC·Filed 2019·Granted Jun 2, 2020·0 cites·20 claims
- 1863US5854839ADual voltage, self-monitoring line circuitLUCENT TECHNOLOGIES INC·Filed 1996·Granted Dec 29, 1998·38 cites·10 claims
- 1958US6842518B2Frequency-dependent impedance synthesis for DSL interface circuitsLEGERITY INC·Filed 2001·Granted Jan 11, 2005·3 cites·22 claims
- 2055US9276560B2Systems and methods for filter initialization and tuningLSI CORP·Filed 2013·Granted Mar 1, 2016·0 cites·20 claims
- 2153US7135915B2Tuning filters having transconductor cellsAGERE SYSTEMS INC·Filed 2004·Granted Nov 14, 2006·5 cites·27 claims
- 2250US10690591B2Measurement time distribution in referencing schemesAPPLE INC·Filed 2016·Granted Jun 23, 2020·0 cites·20 claims
- 2350US5848149ASubscriber line interface and power circuitLUCENT TECHNOLOGIES INC·Filed 1995·Granted Dec 8, 1998·22 cites·9 claims
- 2449US6301358B1Dual-slope current battery-feed circuitAVAYA TECHNOLOGY CORP·Filed 1998·Granted Oct 9, 2001·19 cites·14 claims
- 2548US8560589B2Systems and methods for filter initialization and tuningBAILEY JAMES A·Filed 2010·Granted Oct 15, 2013·0 cites·22 claims
- 2646US6940969B2Capacitor cancellation method and apparatusLEGERITY INC·Filed 2001·Granted Sep 6, 2005·0 cites·29 claims
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