Inventor · disambiguated record
Takumi Nonaka
Also filed as: NONAKA TAKUMI
40 granted patents·8 pending applications·144 citations·filing 2000–2019
97Inventor score
Top patents by PatentIndex Score
48 records- 0191US9394870B2Fuel injection deviceZAMA JAPAN KABUSHIKI KAISHA·Filed 2015·Granted Jul 19, 2016·3 cites·11 claims
- 0289US10495029B2Carburetor with single diaphragm for supplying and metering fuelZAMA JAPAN CO LTD·Filed 2018·Granted Dec 3, 2019·3 cites·17 claims
- 0389US9840990B2Fuel injection deviceZAMA JAPAN CO LTD·Filed 2016·Granted Dec 12, 2017·2 cites·18 claims
- 0484US10495017B2Portable working machine including engine with carburetor and fuel supply control method thereofYAMABIKO CORP·Filed 2018·Granted Dec 3, 2019·3 cites·8 claims
- 0584US7168423B2Gas sensor units for enginesZAMA JAPAN CO LTD·Filed 2005·Granted Jan 30, 2007·9 cites·20 claims
- 0677US9188066B2Speed reduction method for hand-carried engine-driven working machineIIDA DENKI KOGYO KK·Filed 2013·Granted Nov 17, 2015·4 cites·2 claims
- 0775US6631889B2Diaphragm-type carburetorZAMA JAPAN·Filed 2002·Granted Oct 14, 2003·12 cites·7 claims
- 0874US9938932B2Carburetor with single diaphragm for supplying and metering fuelZAMA JAPAN CO LTD·Filed 2016·Granted Apr 10, 2018·1 cites·16 claims
- 0974US6681299B1Cache-tag control method in information processing apparatus having cache, with error checking mechanism in cache tag, and information processing apparatus using this control methodFUJITSU LTD·Filed 2000·Granted Jan 20, 2004·21 cites·16 claims
- 1073US6827338B2Scavenging air/fuel-air mixture control device for a stratified scavenging two-cycle engineZAMA JAPAN·Filed 2003·Granted Dec 7, 2004·13 cites·24 claims
- 1170US6702262B2Fuel system of carburetorZAMA JAPAN·Filed 2002·Granted Mar 9, 2004·10 cites·7 claims
- 1270US6662767B1Scavenging air/fuel-air mixture control device for a stratified scavenging two-cycle engineZAMA JAPAN·Filed 2002·Granted Dec 16, 2003·19 cites·11 claims
- 1369US2020072162A1Attachment structure for solenoid valve to carburetor unitZAMA JAPAN CO LTD·Filed 2019·Application pending·0 cites
- 1468US10655556B2Fuel injection deviceZAMA JAPAN CO LTD·Filed 2018·Granted May 19, 2020·0 cites·13 claims
- 1567US10634095B2Portable engine working machine and rotary carburetor incorporated thereinYAMABIKO CORP·Filed 2018·Granted Apr 28, 2020·0 cites·13 claims
- 1666US10273917B2Fuel injection deviceZAMA JAPAN CO LTD·Filed 2017·Granted Apr 30, 2019·0 cites·20 claims
- 1766US9115670B2Fuel control method for hand-carried engine-driven working machineIIDA DENKI KOGYO KK·Filed 2013·Granted Aug 25, 2015·2 cites·4 claims
- 1866US6845972B2Fuel system of carburetorZAMA JAPAN·Filed 2003·Granted Jan 25, 2005·8 cites·8 claims
- 1965US10202942B2Portable engine working machine and rotary carburetor incorporated thereinYAMABIKO CORP·Filed 2017·Granted Feb 12, 2019·0 cites·13 claims
- 2064US10669972B2Main fuel jet and nozzle assembly for a carburetorZAMA JAPAN CO LTD·Filed 2018·Granted Jun 2, 2020·0 cites·17 claims
- 2164US10267266B2Attachment structure for solenoid valve to carburetor unitZAMA JAPAN CO LTD·Filed 2017·Granted Apr 23, 2019·0 cites·18 claims
- 2263US10132265B2Fuel injection deviceZAMA JAPAN CO LTD·Filed 2017·Granted Nov 20, 2018·0 cites·11 claims
- 2363US6880812B2CarburetorZAMA JAPAN·Filed 2003·Granted Apr 19, 2005·17 cites·96 claims
- 2462US9581117B2Fuel injection deviceZAMA JAPAN CO LTD·Filed 2014·Granted Feb 28, 2017·0 cites·8 claims
- 2560US9068541B2Fuel injection deviceZAMA JAPAN KABUSHIKI KAISHA·Filed 2014·Granted Jun 30, 2015·0 cites·4 claims
- 2659US9897042B2Main fuel jet and nozzle assembly for a carburetorZAMA JAPAN CO LTD·Filed 2016·Granted Feb 20, 2018·0 cites·14 claims
- 2759US9599067B2Attachment structure for solenoid valve to carburetor unitZAMA JAPAN CO LTD·Filed 2015·Granted Mar 21, 2017·0 cites·8 claims
- 2859US9422890B2Rotary carburetorYAMABIKO CORP·Filed 2014·Granted Aug 23, 2016·1 cites·8 claims
- 2959US6843469B1Scavenging air/fuel-air mixture control device for a stratified scavenging two-cycle engineZAMA JAPAN·Filed 2004·Granted Jan 18, 2005·7 cites·16 claims
- 3057US9382876B2Main fuel jet and nozzle assembly for a carburetorZAMA JAPAN KABUSHIKI KAISHA·Filed 2014·Granted Jul 5, 2016·0 cites·17 claims
- 3154US9297336B2Carburetor with single diaphragm for supplying and metering fuelSHEBUSKI DAVID R·Filed 2013·Granted Mar 29, 2016·0 cites·20 claims
- 3253US9062621B2Fuel control method for handheld engine operating machineIIDA DENKI KOGYO KK·Filed 2012·Granted Jun 23, 2015·1 cites·8 claims
- 3350US8752528B2Fuel injection deviceNONAKA TAKUMI·Filed 2011·Granted Jun 17, 2014·0 cites·8 claims
- 3450US6755397B2Diaphragm-type carburetorZAMA JAPAN·Filed 2003·Granted Jun 29, 2004·3 cites·31 claims
- 3548US11131272B2Carburetor including a manual fuel control deviceYAMABIKO CORP·Filed 2019·Granted Sep 28, 2021·0 cites·16 claims
- 3648US6496903B1Cache memory deviceFUJITSU LTD·Filed 2000·Granted Dec 17, 2002·3 cites·6 claims
- 3747US8899202B2Fuel injection deviceNONAKA TAKUMI·Filed 2011·Granted Dec 2, 2014·0 cites·2 claims
- 3844US7278629B2CarburetorZAMA JAPAN·Filed 2004·Granted Oct 9, 2007·2 cites·15 claims
- 3943US7144230B2Pulse fuel pump for a diaphragm carburetorZAMA JAPAN·Filed 2003·Granted Dec 5, 2006·0 cites·5 claims
- 4042US2006169936A1Solenoid ValvesNONAKA TAKUMI·Filed 2006·Application pending·0 cites
- 4141US2005062176A1Fuel system of carburetorZAMA JAPAN·Filed 2004·Application pending·0 cites
- 4240US10145346B2Electromagnetic fuel valveSTIHL AG & CO KG ANDREAS·Filed 2015·Granted Dec 4, 2018·0 cites·11 claims
- 4340US2004232569A1Diaphragm-type carburetorZAMA JAPAN·Filed 2004·Application pending·0 cites
- 4440US2013159795A1Integrated circuit, fault information processing method and fault information collection apparatusFUJITSU LTD·Filed 2013·Application pending·0 cites
- 4535US2005235974A1Air fuel ratio control apparatus for enginesZAMA JAPAN CO LTD·Filed 2005·Application pending·0 cites
- 4635US2004104492A1Carburetor fuel-adjusting deviceZAMA JAPAN·Filed 2003·Application pending·0 cites
- 4735US2005039720A1CarburetorZAMA JAPAN·Filed 2004·Application pending·0 cites
- 4834US6860254B2CarburetorZAMA JAPAN·Filed 2003·Granted Mar 1, 2005·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →