Inventor · disambiguated record
Travis Campbell
Also filed as: CAMPBELL TRAVIS · CAMPBELL TRAVIS H
14 granted patents·1 pending application·62 citations·filing 2007–2024
90Inventor score
Top patents by PatentIndex Score
15 records- 0197US11554456B1Sharpener with swing arm abrasive assemblyDAREX LLC·Filed 2021·Granted Jan 17, 2023·5 cites·21 claims
- 0297US11498186B2Sharpener with precise adjustment capabilitiesDAREX LLC·Filed 2021·Granted Nov 15, 2022·5 cites·28 claims
- 0395US11883930B2Precision adjust sharpenerDAREX LLC·Filed 2022·Granted Jan 30, 2024·1 cites·20 claims
- 0489US11277961B2Seed spacing device for an agricultural planter and related systems and methodsAG LEADER TECH·Filed 2019·Granted Mar 22, 2022·18 cites·20 claims
- 0588US2024198476A1Sharpener with swing arm abrasive assemblyDAREX LLC·Filed 2024·Application pending·0 cites
- 0684US11975420B2Sharpener with swing arm abrasive assemblyDAREX LLC·Filed 2022·Granted May 7, 2024·0 cites·20 claims
- 0780US10051899B2Split lap apron with magnetic fastening and fitting systemCAMPBELL TRAVIS·Filed 2015·Granted Aug 21, 2018·7 cites·2 claims
- 0876USD845355SDisplay with lightbar for vehicle guidanceAG LEADER TECH INC·Filed 2016·Granted Apr 9, 2019·17 cites·1 claims
- 0975US10156266B2Universal joint having a retainer ringARVINMERITOR TECHNOLOGY LLC·Filed 2016·Granted Dec 18, 2018·2 cites·20 claims
- 1072US12447573B2Tool sharpener with concave sharpening surfaceDAREX LLC·Filed 2021·Granted Oct 21, 2025·0 cites·23 claims
- 1171US10314222B2Field computer with integrated hidden lightbar for vehicle guidanceAG LEADER TECH INC·Filed 2016·Granted Jun 11, 2019·2 cites·18 claims
- 1265US12144282B2Seed spacing device for an agricultural planter and related systems and methodsAG LEADER TECH·Filed 2021·Granted Nov 19, 2024·0 cites·17 claims
- 1364US9168155B2Modular femoral provisionalEARL BRIAN D·Filed 2007·Granted Oct 27, 2015·3 cites·6 claims
- 1447US10076418B2Modular femoral provisionalZIMMER INC·Filed 2015·Granted Sep 18, 2018·0 cites·14 claims
- 1538USD882642SDisplay with lightbar for vehicle guidanceAG LEADER TECH INC·Filed 2019·Granted Apr 28, 2020·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →