Inventor · disambiguated record
Robert James Campbell
Also filed as: CAMPBELL JR ROBERT J · CAMPBELL ROBERT J · CAMPBELL ROBERT JAMES
12 granted patents·3 pending applications·413 citations·filing 1994–2023
91Inventor score
Top patents by PatentIndex Score
15 records- 0195US5955881ALinkage position sensor having a magnet with two ramped sections for providing variable magnetic fieldCTS CORP·Filed 1996·Granted Sep 21, 1999·139 cites·33 claims
- 0294US6018241ALinkage of position sensorCTS CORP·Filed 1998·Granted Jan 25, 2000·105 cites·5 claims
- 0392US5757179APosition sensor with improved magnetic circuitCTS CORP·Filed 1994·Granted May 26, 1998·83 cites·13 claims
- 0486US11684258B2Non-invasive intraocular pressure monitorUNIV KINGSTON·Filed 2020·Granted Jun 27, 2023·2 cites·12 claims
- 0577US10772502B2Non-invasive intraocular pressure monitorUNIV KINGSTON·Filed 2017·Granted Sep 15, 2020·3 cites·8 claims
- 0675US12419549B2Sheath for a medical deviceVIOPTIX INC·Filed 2023·Granted Sep 23, 2025·0 cites·21 claims
- 0775US12245817B2Non-invasive intraocular pressure monitorUNIV KINGSTON·Filed 2023·Granted Mar 11, 2025·0 cites·12 claims
- 0872US5798639ARotary position sensor with improved bearing toleranceCTS CORP·Filed 1994·Granted Aug 25, 1998·32 cites·14 claims
- 0970US5982170ARotary position sensor with improved bearing toleranceCTS CORP·Filed 1997·Granted Nov 9, 1999·31 cites·19 claims
- 1066US11684297B2Sheath for a medical deviceVIOPTIX INC·Filed 2021·Granted Jun 27, 2023·0 cites·13 claims
- 1165USD746227SBattery chargerLEMIRE-ELMORE JUSTIN BRUCE·Filed 2013·Granted Dec 29, 2015·18 cites·1 claims
- 1250US2020215419A1Weight sensing suspension truck for electric skateboardGRIN TECH LTD·Filed 2020·Application pending·0 cites
- 1349US12245816B2Intraocular pressure monitoring contact lensUNIV KINGSTON·Filed 2020·Granted Mar 11, 2025·0 cites·23 claims
- 1443US2018250581A1Weight sensing suspension truck for electric skateboardGRIN TECH LTD·Filed 2018·Application pending·0 cites
- 1539US2013324829A1Adjustable SutureUNIV KINGSTON·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →