Inventor · disambiguated record
John Houldsworth
Also filed as: HOULDSWORTH JOHN · HOULDSWORTH JOHN A
21 granted patents·1 pending application·398 citations·filing 1977–2012
96Inventor score
Files withHOULDSWORTH JOHN4POWERPRECISE SOLUTIONS INC3CHESSELL LTD2DUALITY SEMICONDUCTOR INC2STIRK GARY2
Top patents by PatentIndex Score
22 records- 0187US4237457ADisplay apparatusELLIOTT BROTHERS LONDON LTD·Filed 1977·Granted Dec 2, 1980·37 cites·8 claims
- 0285US7615966B2Method and apparatus for managing energy in plural energy storage unitsTEXAS INSTR NORTHERN VIRGINIA·Filed 2002·Granted Nov 10, 2009·58 cites·28 claims
- 0384US8306771B2Cell based temperature monitoringHOULDSWORTH JOHN·Filed 2007·Granted Nov 6, 2012·6 cites·10 claims
- 0483US5093985AMethod of assembly for small electrical devicesHOULDSWORTH JOHN·Filed 1989·Granted Mar 10, 1992·54 cites·7 claims
- 0582US8115453B2Method and apparatus for managing energy in plural energy storage unitsHOULDSWORTH JOHN·Filed 2009·Granted Feb 14, 2012·15 cites·21 claims
- 0681US7259572B2Method and apparatus for detecting impedancePOWERPRECISE SOLUTIONS INC·Filed 2005·Granted Aug 21, 2007·20 cites·31 claims
- 0781US7248053B2One time operating state detecting method and apparatusPOWERPRECISE SOLUTIONS INC·Filed 2005·Granted Jul 24, 2007·17 cites·33 claims
- 0878US7315489B2Method and apparatus for time measurementPOWERPRECISE SOLUTIONS INC·Filed 2005·Granted Jan 1, 2008·8 cites·21 claims
- 0969US8436620B2Voltage monitoring using bitstream signal processingSTIRK GARY LEE·Filed 2010·Granted May 7, 2013·3 cites·20 claims
- 1067US8831904B2Cell based temperature monitoringTEXAS INSTRUMENTS INC·Filed 2012·Granted Sep 9, 2014·2 cites·25 claims
- 1167US8717063B2High voltage latching and DC restoration isolation and level shifting method and apparatusSTIRK GARY·Filed 2012·Granted May 6, 2014·3 cites·9 claims
- 1267US5793754ATwo-way, two-wire analog/digital communication systemEUROTHERM CONTROLS INC·Filed 1996·Granted Aug 11, 1998·73 cites·22 claims
- 1367US5484206AMethod and apparatus for sensing a cold junction temperatureFiled 1993·Granted Jan 16, 1996·29 cites·33 claims
- 1462US7477158B2Method and apparatus for brightness control of indication lightsTEXAS INSTRUMENTS INC·Filed 2005·Granted Jan 13, 2009·2 cites·41 claims
- 1558US6234658B1Method and apparatus for producing signal processing circuits in the delta sigma domainDUALITY SEMICONDUCTOR INC·Filed 1996·Granted May 22, 2001·32 cites·23 claims
- 1658US4160950ACurrent measuring apparatusPHILIPS CORP·Filed 1977·Granted Jul 10, 1979·12 cites·4 claims
- 1755US8228092B2High voltage latching and DC restoration isolation and level shifting method and apparatusSTIRK GARY·Filed 2007·Granted Jul 24, 2012·3 cites·16 claims
- 1855US7589533B2One time operating state detecting method and apparatusTEXAS INSTR NORTHERN VIRGINIA·Filed 2006·Granted Sep 15, 2009·2 cites·56 claims
- 1950US2012177954A1Method and apparatus for managing energy in plural energy storage unitsHOULDSWORTH JOHN·Filed 2012·Application pending·0 cites
- 2043US4528754ASelf-propelled drawing device or tracing deviceCHESSELL LTD·Filed 1983·Granted Jul 16, 1985·8 cites·15 claims
- 2142US6360283B1Method and apparatus for producing signal processing circuits in the delta sigma domainDUALITY SEMICONDUCTOR INC·Filed 1999·Granted Mar 19, 2002·13 cites·38 claims
- 2230US4388631AChart recorderCHESSELL LTD·Filed 1981·Granted Jun 14, 1983·1 cites·11 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →