Inventor · disambiguated record
Joseph Y. Ko
Also filed as: KO JOSEPH · KO JOSEPH Y
25 granted patents·20 pending applications·333 citations·filing 1995–2020
96Inventor score
Top patents by PatentIndex Score
45 records- 0195US5975445APaper shredding deviceFiled 1997·Granted Nov 2, 1999·65 cites·7 claims
- 0294US8292452B2Solar power alarm lampKO JOSEPH Y·Filed 2010·Granted Oct 23, 2012·31 cites·14 claims
- 0393US7513448B2Paper and optical disk shredderKO JOSEPH Y·Filed 2006·Granted Apr 7, 2009·21 cites·13 claims
- 0493US6390397B1Paper shredding deviceFiled 1999·Granted May 21, 2002·53 cites·10 claims
- 0589US10704780B1Water solar lampKO JOSEPH Y·Filed 2019·Granted Jul 7, 2020·4 cites·6 claims
- 0689US7871027B2Auto feed shredder apparatus and methodsTECHKO INC·Filed 2008·Granted Jan 18, 2011·13 cites·21 claims
- 0785US6983877B2Automatic hole punchKO JOSEPH Y·Filed 2003·Granted Jan 10, 2006·16 cites·18 claims
- 0884US9354634B2Automatic homing and charging method for self-moving cleaning apparatusKO JOSEPH Y·Filed 2014·Granted May 31, 2016·10 cites·10 claims
- 0979US8532821B2Automatic veering structure for floor cleaning apparatusKO JOSEPH Y·Filed 2010·Granted Sep 10, 2013·8 cites·7 claims
- 1076US9510717B2Self-moving dust suction apparatus to facalitate cleaningKO JOSEPH Y·Filed 2014·Granted Dec 6, 2016·6 cites·9 claims
- 1176US7141740B2Sound signal wire and process for enhancing rigidity thereofTAIWAN MAEDEN CO LTD·Filed 2005·Granted Nov 28, 2006·10 cites·15 claims
- 1272US9462922B1Self-moving dust suction deviceKO JOSEPH Y·Filed 2015·Granted Oct 11, 2016·2 cites·12 claims
- 1362US9138116B2Movement operation system for autonomous moving cleaning apparatusKO JOSEPH Y·Filed 2013·Granted Sep 22, 2015·2 cites·21 claims
- 1462US5686890ADoor lock alarmFiled 1996·Granted Nov 11, 1997·32 cites·10 claims
- 1560US2010314820A1Document obfuscation apparatus and systemsTECHKO INC·Filed 2009·Application pending·0 cites
- 1656US9144362B2Movement operation system for autonomous moving cleaning apparatusKO JOSEPH Y·Filed 2013·Granted Sep 29, 2015·1 cites·18 claims
- 1755US7187280B2Alarm system with thin profileTECHKO INC·Filed 2004·Granted Mar 6, 2007·6 cites·8 claims
- 1854US5473310APool guard alarmFiled 1995·Granted Dec 5, 1995·23 cites·5 claims
- 1952US11506350B2Outdoor lighting lampKO JOSEPH Y·Filed 2020·Granted Nov 22, 2022·0 cites·12 claims
- 2051US6727819B2Pool guard alarmFiled 2002·Granted Apr 27, 2004·2 cites·14 claims
- 2150US2004206660A1Composite basketFiled 2003·Application pending·0 cites
- 2249US5652568AWall outlet alarm and chimeFiled 1995·Granted Jul 29, 1997·17 cites·11 claims
- 2347US2008053569A1Automatic pencil sharpenerKO JOSEPH Y·Filed 2006·Application pending·0 cites
- 2446US2010327091A1Safety systems and methods for controlling operation of office equipmentTECHKO INC·Filed 2009·Application pending·0 cites
- 2545US2012189507A1Modular automatic traveling apparatusKO JOSEPH Y·Filed 2011·Application pending·0 cites
- 2645US2011198425A1Auto feed shredder apparatus and methodsTECHKO INC·Filed 2011·Application pending·0 cites
- 2745US2006150790A1Automatic hole punching devices and methodsKO JOSEPH Y·Filed 2006·Application pending·0 cites
- 2844US11354987B2Swimming pool entrance opening warning deviceKO JOSEPH Y·Filed 2020·Granted Jun 7, 2022·0 cites·10 claims
- 2943US8744662B2Method for operating autonomous moving cleaning apparatusKO JOSEPH Y·Filed 2012·Granted Jun 3, 2014·0 cites·21 claims
- 3043US2013320121A1Automatic Disk Destroying ApparatusKO JOSEPH Y·Filed 2012·Application pending·0 cites
- 3143US2013291319A1Cleaning structure for autonomous moving floor sweeping machinesKO JOSEPH Y·Filed 2012·Application pending·0 cites
- 3243US2007181721A1Devices and methods for shredding media into different sizesKO JOSEPH Y·Filed 2006·Application pending·0 cites
- 3343US2008041986A1Ejecting mechanism for container of shredding deviceKO JOSEPH Y·Filed 2006·Application pending·0 cites
- 3443US2020363026A1Wall-mounted solar lampKO JOSEPH Y·Filed 2019·Application pending·0 cites
- 3543US2007213189A1Paper folding apparatus with regulating speed and counting functionsKO JOSEPH Y·Filed 2006·Application pending·0 cites
- 3642US2003133586A1Loudspeaker with a wire stablizerFiled 2002·Application pending·0 cites
- 3742US2020263856A1Solar lampKO JOSEPH Y·Filed 2019·Application pending·0 cites
- 3841US8684163B2Destroying apparatus for electronic elementsKO JOSEPH Y·Filed 2012·Granted Apr 1, 2014·0 cites·12 claims
- 3941US2012060313A1Cleaning cloth holding structure for mopping apparatusKO JOSEPH Y·Filed 2010·Application pending·0 cites
- 4041US2006054727A1Systems and methods for thermal regulation of shredding deviceKO JOSEPH Y·Filed 2005·Application pending·0 cites
- 4141US2013146090A1Method for controlling automatic cleaning devicesKO JOSEPH Y·Filed 2011·Application pending·0 cites
- 4240US2017042399A1Self-moving sweeping deviceKO JOSEPH Y·Filed 2015·Application pending·0 cites
- 4339US2004112630A1Sound signal wire and process for enhancing rigidity thereofTAIWAN MAEDEN CO LTD·Filed 2002·Application pending·0 cites
- 4438US5469139ADoor block alarmFiled 1995·Granted Nov 21, 1995·11 cites·12 claims
- 4529USD536728SMulti-media shredder slotTECHKO INC·Filed 2004·Granted Feb 13, 2007·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →