Inventor · disambiguated record
Masatoshi Ikeda
Also filed as: IKEDA MASATOSHI
32 granted patents·8 pending applications·982 citations·filing 1987–2023
97Inventor score
Top patents by PatentIndex Score
40 records- 0198US5559584AExposure apparatusNIKON CORP·Filed 1995·Granted Sep 24, 1996·280 cites·24 claims
- 0296US10131545B2Ammonia synthesis method and catalyst for ammonia synthesisNIPPON CATALYTIC CHEM IND·Filed 2014·Granted Nov 20, 2018·23 cites·7 claims
- 0396US6195213B1Projection exposure apparatus and methodNIKON CORP·Filed 1999·Granted Feb 27, 2001·143 cites·42 claims
- 0493US6557537B2Ion current detection system and method for internal combustion engineDENSO CORP·Filed 2001·Granted May 6, 2003·31 cites·6 claims
- 0591US6529264B1Support structure for a projection exposure apparatus and projection exposure apparatus having the sameNIKON CORP·Filed 2000·Granted Mar 4, 2003·42 cites·29 claims
- 0688US6043863AHolder for reflecting member and exposure apparatus having the sameNIKON CORP·Filed 1997·Granted Mar 28, 2000·68 cites·50 claims
- 0787US5973863AExposure projection apparatusNIKON CORP·Filed 1997·Granted Oct 26, 1999·93 cites·23 claims
- 0884US5638223AProjection type exposure apparatus and method with detachable and attachable lens barrel unitsNIKON CORP·Filed 1995·Granted Jun 10, 1997·74 cites·15 claims
- 0981US12168857B2Excavator and method of controlling excavatorKOMATSU MFG CO LTD·Filed 2022·Granted Dec 17, 2024·1 cites·3 claims
- 1077US6653840B2Ion current detecting device for internal combustion engineNIPPON SOKEN·Filed 2002·Granted Nov 25, 2003·14 cites·11 claims
- 1177US5852518AProjection optical unit and projection exposure apparatus comprising the sameNIKON CORP·Filed 1997·Granted Dec 22, 1998·51 cites·38 claims
- 1276US7531947B2Stacked piezoelectric element and production method thereofNIPPON SOKEN·Filed 2005·Granted May 12, 2009·8 cites·4 claims
- 1376US5576895AApparatus for holding a lens barrel for providing accurate lens adjustment regardless of environmental conditionsNIKON CORP·Filed 1994·Granted Nov 19, 1996·29 cites·14 claims
- 1475US6639732B2Projection exposure apparatus and methodNIKON CORP·Filed 2002·Granted Oct 28, 2003·9 cites·23 claims
- 1574US6725834B2Ignition system with ion current detecting circuitNIPPON SOKEN·Filed 2002·Granted Apr 27, 2004·13 cites·17 claims
- 1672US5500745AImage reading device capable of performing shading correctionFUJI XEROX CO LTD·Filed 1993·Granted Mar 19, 1996·37 cites·14 claims
- 1769US8506359B2Aqueous dispersion for chemical mechanical polishing and chemical mechanical polishing methodSHIDA HIROTAKA·Filed 2009·Granted Aug 13, 2013·5 cites·29 claims
- 1869US8004161B2Multilayered piezoelectric element and method of producing the sameDENSO CORP·Filed 2009·Granted Aug 23, 2011·2 cites·4 claims
- 1965US5995813ARadio telephone and independently controlled boosterTOSHIBA KK·Filed 1997·Granted Nov 30, 1999·34 cites·25 claims
- 2062US7862939B2Fuel cell assembly and electricity generation unit used in sameKYOCERA CORP·Filed 2009·Granted Jan 4, 2011·0 cites·6 claims
- 2162US7491456B2Fuel cell assembly and electricity generation unit used in sameKYOCERA CORP·Filed 2004·Granted Feb 17, 2009·4 cites·22 claims
- 2261US8309263B2Fuel cell assembly and electricity generation unit used in sameONO TAKASHI·Filed 2009·Granted Nov 13, 2012·0 cites·8 claims
- 2357US6265814B1Spark plug having a bypass electrode extending along a bypass path between center and ground electrodeNIPPON SOKEN·Filed 1998·Granted Jul 24, 2001·13 cites·44 claims
- 2456US12442160B2Hydraulic system, excavator, and control method of excavatorKOMATSU MFG CO LTD·Filed 2022·Granted Oct 14, 2025·0 cites·9 claims
- 2553US11474068B2Gas sensor element and gas sensorDENSO CORP·Filed 2020·Granted Oct 18, 2022·0 cites·4 claims
- 2652US10480083B2Steam electrolysis cellNIPPON CATALYTIC CHEM IND·Filed 2015·Granted Nov 19, 2019·0 cites·12 claims
- 2751US2009242099A1Method of producing a piezostack deviceDENSO CORP·Filed 2009·Application pending·0 cites
- 2849US12031936B2Gas sensor elementDENSO CORP·Filed 2021·Granted Jul 9, 2024·0 cites·9 claims
- 2948US12111283B2Gas sensor element and gas sensorDENSO CORP·Filed 2020·Granted Oct 8, 2024·0 cites·9 claims
- 3048US2019391109A1Gas sensorDENSO CORP·Filed 2019·Application pending·0 cites
- 3148US2020064303A1Gas sensor elementDENSO CORP·Filed 2019·Application pending·0 cites
- 3246US2025215906A1Hydraulic valve and hydraulic circuitKOMATSU MFG CO LTD·Filed 2023·Application pending·0 cites
- 3344US11782018B2Gas sensor element and method for manufacturing the sameDENSO CORP·Filed 2016·Granted Oct 10, 2023·0 cites·2 claims
- 3443US9207202B2Gas sensor element, gas sensor equipped with gas sensor element, and method of producing gas sensor elementSUZUKI YASUFUMI·Filed 2010·Granted Dec 8, 2015·0 cites·11 claims
- 3543US2011139619A1Noble metal catalyst powder, gas sensor element using noble metal catalyst powder, and gas sensorNIPPON SOKEN·Filed 2010·Application pending·0 cites
- 3643US2009302266A1Aqueous dispersion for chemical mechanical polishing, chemical mechanical polishing method, and kit for preparing aqueous dispersion for chemical mechanical polishingJSR CORP·Filed 2007·Application pending·0 cites
- 3742US4821316AKey telephone systemTAMURA ELECTRIC WORKS LTD·Filed 1987·Granted Apr 11, 1989·8 cites·18 claims
- 3841US2010270154A1Gas sensor element, gas sensor equipped with gas sensor element, and method of producing gas sensor elementDENSO CORP·Filed 2010·Application pending·0 cites
- 3941US2011081780A1Aqueous dispersion for chemical mechanical polishing and chemical mechanical polishing methodJSR CORP·Filed 2009·Application pending·0 cites
- 4025US5842337ARotor for open-end spinning machineKYOCERA CORP·Filed 1996·Granted Dec 1, 1998·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →