Inventor · disambiguated record
Charles R. Campbell
Also filed as: CAMPBELL CHARLES · CAMPBELL CHARLES R
13 granted patents·1 pending application·75 citations·filing 1975–2022
90Inventor score
Top patents by PatentIndex Score
14 records- 0163US8662064B1Apparatus and method for archery recoil stabilizationCAMPBELL CHARLES·Filed 2013·Granted Mar 4, 2014·10 cites·11 claims
- 0257US12073407B1Enhanced data security and presentation system and methodVISA INT SERVICE ASS·Filed 2022·Granted Aug 27, 2024·0 cites·20 claims
- 0355US5133246AControl systemCAMPBELL CHARLES R·Filed 1991·Granted Jul 28, 1992·27 cites·23 claims
- 0453US11494778B2Enhanced data security and presentation system and methodVISA INT SERVICE ASS·Filed 2018·Granted Nov 8, 2022·0 cites·21 claims
- 0551US4247481ACatalyst passivation in production of aminesMONSANTO CO·Filed 1979·Granted Jan 27, 1981·3 cites·16 claims
- 0649US6807468B2Method for estimating windLOCKHEED CORP·Filed 2002·Granted Oct 19, 2004·6 cites·28 claims
- 0749US4306949AElectrohydrodimerization processMONSANTO CO·Filed 1979·Granted Dec 22, 1981·8 cites·5 claims
- 0848US4155818ASemi-continuous electro-hydrodimerization of acrylonitrile to adiponitrile with replating of cathodeMONSANTO CO·Filed 1978·Granted May 22, 1979·7 cites·13 claims
- 0947US2012030134A1System For Tracking USPS Mail, Predicting Delivery Times And Comparing USPS Costs Against Private Courier ServicesCAMPBELL CHARLES·Filed 2011·Application pending·0 cites
- 1044US4178305AOxidative dehydrogenation of propionitrile to acrylonitrileMONSANTO CO·Filed 1978·Granted Dec 11, 1979·2 cites·6 claims
- 1138US4203808AElectroplating cathodes for electrochemical synthesisMONSANTO CO·Filed 1976·Granted May 20, 1980·4 cites·12 claims
- 1237US4359585ACatalyst passivation in production of aminesMONSANTO CO·Filed 1980·Granted Nov 16, 1982·5 cites·13 claims
- 1334US3960679AProcess for hydrodimerizing olefinic compoundsMONSANTO CO·Filed 1975·Granted Jun 1, 1976·3 cites·15 claims
- 1431US4128571AThermal conversion of 4-cyano-suberonitrile to acrylonitrileMONSANTO CO·Filed 1977·Granted Dec 5, 1978·0 cites·7 claims
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