Inventor · disambiguated record
Charles W. Chambers, Jr.
Also filed as: CHAMBERS CHARLES · CHAMBERS CHARLES W · CHAMBERS CHARLES WADE · CHAMBERS JR CHARLES W
18 granted patents·2 pending applications·299 citations·filing 1975–2018
95Inventor score
Top patents by PatentIndex Score
20 records- 0193US10616272B2Dynamically detecting abnormalities in otherwise legitimate emails containing uniform resource locators (URLs)PROOFPOINT INC·Filed 2018·Granted Apr 7, 2020·35 cites·17 claims
- 0289US10104029B1Email security architectureCHAMBERS CHARLES WADE·Filed 2012·Granted Oct 16, 2018·44 cites·29 claims
- 0383US4283604ACurrent source circuits with common mode noise rejectionTELLABS INC·Filed 1979·Granted Aug 11, 1981·24 cites·26 claims
- 0476US4375015AImproved electronic hybrid circuitTELLABS INC·Filed 1980·Granted Feb 22, 1983·27 cites·12 claims
- 0572US4054942ATip automatic number identification circuitLORAIN PROD CORP·Filed 1976·Granted Oct 18, 1977·13 cites·14 claims
- 0671US6763240B1High margin notification method and apparatusINMARSAT LTD·Filed 1997·Granted Jul 13, 2004·46 cites·28 claims
- 0765US6954642B2High margin notification method and apparatusINMARSAT LTD·Filed 2002·Granted Oct 11, 2005·10 cites·24 claims
- 0863US4061883ARepeater for transmission lines of differing lengthsLORAIN PROD CORP·Filed 1976·Granted Dec 6, 1977·15 cites·3 claims
- 0962US4350964AImpedance generator circuitTELLABS INC·Filed 1980·Granted Sep 21, 1982·14 cites·16 claims
- 1059US4363008AElectronic transformerTELLABS INC·Filed 1980·Granted Dec 7, 1982·12 cites·20 claims
- 1159US3989907ARepeater for transmission lines of differing lengthsLORAIN PROD CORP·Filed 1975·Granted Nov 2, 1976·14 cites·8 claims
- 1253US4357494AImpedance canceller circuitTELLABS INC·Filed 1980·Granted Nov 2, 1982·10 cites·11 claims
- 1351US4032726ARepeater for transmission lines of differing lengthsLORAIN PROD CORP·Filed 1976·Granted Jun 28, 1977·10 cites·8 claims
- 1451US2008262907A1Systems and methods for managing a brand universe for user information, brand related marketing and user interactivityYAHOO INC·Filed 2007·Application pending·0 cites
- 1545US4130735ALoop extenderLORAIN PROD CORP·Filed 1977·Granted Dec 19, 1978·4 cites·26 claims
- 1644US5249224AMethods and apparatus for providing reciprocal impedance conversionCHAMBERS CHARLES W·Filed 1991·Granted Sep 28, 1993·15 cites·3 claims
- 1744US2013325991A1Filtering Unsolicited EmailsCHAMBERS CHARLES WADE·Filed 2013·Application pending·0 cites
- 1834US4942603AMethods and apparatus for providing reciprocal impedance conversionCHAMBERS CHARLES W·Filed 1987·Granted Jul 17, 1990·4 cites·30 claims
- 1929US5131028AMethods and apparatus for providing reciprocal impedance conversionCHAMBERS CHARLES W·Filed 1990·Granted Jul 14, 1992·2 cites·6 claims
- 2027US6230298B1Digital messaging method and apparatusICO SERVICES LTD·Filed 1998·Granted May 8, 2001·0 cites·29 claims
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