Inventor · disambiguated record
Frederick K. Blades
Also filed as: BLADES FREDERICK K
29 granted patents·2 pending applications·2,095 citations·filing 1979–2009
98Inventor score
Top patents by PatentIndex Score
31 records- 0199US7057401B2Electrical wiring inspection systemPASS & SEYMOUR INC·Filed 2005·Granted Jun 6, 2006·87 cites·27 claims
- 0299US5729145AMethod and apparatus for detecting arcing in AC power systems by monitoring high frequency noiseSIEMENS ENERGY & AUTOMAT·Filed 1995·Granted Mar 17, 1998·389 cites·51 claims
- 0398US5434509AMethod and apparatus for detecting arcing in alternating-current power systems by monitoring high-frequency noiseFiled 1994·Granted Jul 18, 1995·234 cites·24 claims
- 0497US7385406B1Automated electrical wiring inspection systemPASS & SEYMOUR INC·Filed 2006·Granted Jun 10, 2008·44 cites·21 claims
- 0596US5223795AMethod and apparatus for detecting arcing in electrical connections by monitoring high frequency noiseBLADES FREDERICK K·Filed 1992·Granted Jun 29, 1993·193 cites·48 claims
- 0695US6927579B2Parallel arc fault diagnostic for aircraft wiringASTRONICS ADVANCED ELECTRONIC·Filed 2003·Granted Aug 9, 2005·77 cites·10 claims
- 0795US5432455AMethod and apparatus for detecting arcing in alternating current power systems by monitoring high-frequency noiseFiled 1994·Granted Jul 11, 1995·127 cites·38 claims
- 0894US7605594B2Automated electrical wiring inspection systemPASS & SEYMOUR INC·Filed 2008·Granted Oct 20, 2009·21 cites·40 claims
- 0994US4868127AInstrument for measurement of the organic carbon content of waterANATEL CORP·Filed 1986·Granted Sep 19, 1989·110 cites·63 claims
- 1094US4304996AWater sterilizer and organic matter measurement instrumentPURE CYCLE CORP·Filed 1980·Granted Dec 8, 1981·76 cites·10 claims
- 1193US5260663AMethods and circuits for measuring the conductivity of solutionsANATEL CORP·Filed 1992·Granted Nov 9, 1993·84 cites·33 claims
- 1291US6876203B2Parallel insulation fault detection systemFiled 2002·Granted Apr 5, 2005·50 cites·19 claims
- 1391US6777953B2Parallel arc fault diagnostic for aircraft wiringGEN DYNAMICS OTC AEROSPACE INC·Filed 2002·Granted Aug 17, 2004·50 cites·22 claims
- 1491US4343552ANephelometerPURECYCLE CORP·Filed 1979·Granted Aug 10, 1982·51 cites·18 claims
- 1589US5275957AInstrument and method for measurement of the organic carbon content of waterANATEL CORP·Filed 1991·Granted Jan 4, 1994·64 cites·46 claims
- 1686US6882158B2Series arc fault diagnostic for aircraft wiringGEN DYNAMICS OTS AEROSPACE INC·Filed 2002·Granted Apr 19, 2005·33 cites·10 claims
- 1786US4626413AInstrument for measurement of the organic carbon content of waterANATEL INSTR CORP·Filed 1984·Granted Dec 2, 1986·46 cites·19 claims
- 1885US4666860AInstrument for measurement of the organic carbon content of waterANATEL INSTR CORP·Filed 1984·Granted May 19, 1987·40 cites·28 claims
- 1984US6690173B2Circuit and method for measuring the conductivity of an aqueous sampleANATEL CORP·Filed 2002·Granted Feb 10, 2004·21 cites·24 claims
- 2083US6114700ANDIR instrumentANATEL CORP·Filed 1998·Granted Sep 5, 2000·61 cites·54 claims
- 2183US4315325AEcho ranging pulse discrimination circuitPURECYCLE CORP·Filed 1980·Granted Feb 9, 1982·39 cites·6 claims
- 2283US4272679AUltraviolet radiation sensorPURECYCLE CORP·Filed 1979·Granted Jun 9, 1981·29 cites·13 claims
- 2382US5047212AInstrument for measurement of the organic carbon content of waterANATEL CORP·Filed 1988·Granted Sep 10, 1991·43 cites·17 claims
- 2480US5334940AMethods and circuits for measuring the conductivity of solutionsANATEL CORP·Filed 1993·Granted Aug 2, 1994·37 cites·32 claims
- 2573US6451613B1Instruments for measuring the total organic carbon content of waterANATEL CORP·Filed 2000·Granted Sep 17, 2002·14 cites·17 claims
- 2670US7871343B2Tennis ball retrieverBLADES FREDERICK K·Filed 2009·Granted Jan 18, 2011·8 cites·41 claims
- 2769US4683435ACircuit for compensating non-linearities in electrolyte conductivity measurement systemANATEL INSTR CORP·Filed 1985·Granted Jul 28, 1987·28 cites·4 claims
- 2866US4523472AUltrasonic transceiver circuitPURECYCLE CORP·Filed 1983·Granted Jun 18, 1985·21 cites·13 claims
- 2963US4400976AUltrasonic transceiver circuit for level sensingPURECYCLE CORP·Filed 1980·Granted Aug 30, 1983·18 cites·2 claims
- 3053US2009176606A1Tennis ball retrieverBLADES FREDERICK K·Filed 2008·Application pending·0 cites
- 3147US2006094545A1Tennis ball retrieverBLADES FREDERICK K·Filed 2005·Application pending·0 cites
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