Inventor · disambiguated record
Katsuyuki Takeuchi
Also filed as: TAKEUCHI KATSUYUKI
34 granted patents·7 pending applications·813 citations·filing 1989–2025
98Inventor score
Top patents by PatentIndex Score
41 records- 0195US6051171AMethod for controlling firing shrinkage of ceramic green bodyNGK INSULATORS LTD·Filed 1998·Granted Apr 18, 2000·118 cites·3 claims
- 0294US5753160AMethod for controlling firing shrinkage of ceramic green bodyNGK INSULATORS LTD·Filed 1995·Granted May 19, 1998·104 cites·3 claims
- 0392US7384152B2Liquid-cooled projectorNEC VIEWTECHNOLOGY LTD·Filed 2005·Granted Jun 10, 2008·20 cites·19 claims
- 0492US5376856APiezoelectric/electrostrictive actuator having ceramic substrate with auxiliary windows in addition to pressure chamber windowsNGK INSULATORS LTD·Filed 1994·Granted Dec 27, 1994·79 cites·13 claims
- 0587US5997671AMethod for producing ceramic diaphragm structureNGK INSULATORS LTD·Filed 1997·Granted Dec 7, 1999·46 cites·4 claims
- 0687US5517076AZirconia diaphragm structure and piezoelectric/electrostrictive element incorporating sameNGK INSULATORS LTD·Filed 1994·Granted May 14, 1996·37 cites·11 claims
- 0785US4945972AContainable door of folding typeNIPPON DENKI HOME ELECTRONICS·Filed 1989·Granted Aug 7, 1990·46 cites·5 claims
- 0880US7655180B2Method for controlling shrinkage of formed ceramic bodyNGK INSULATORS LTD·Filed 2005·Granted Feb 2, 2010·6 cites·9 claims
- 0980US5545461ACeramic diaphragm structure having convex diaphragm portion and method of producing the sameNGK INSULATORS LTD·Filed 1995·Granted Aug 13, 1996·41 cites·13 claims
- 1076US6336724B1Projector device capable of obtaining a high luminance without increasing output of light sourceNEC CORP·Filed 1999·Granted Jan 8, 2002·53 cites·9 claims
- 1174US11666706B2Syringe barrel and pre-filled syringeTERUMO CORP·Filed 2018·Granted Jun 6, 2023·2 cites·15 claims
- 1274US11020530B2Syringe barrel for pre-filled syringe, syringe system, and pre-filled syringeTERUMO CORP·Filed 2018·Granted Jun 1, 2021·2 cites·13 claims
- 1373US7177078B2Projection type display apparatusNEC VIEWTECHNOLOGY LTD·Filed 2005·Granted Feb 13, 2007·5 cites·6 claims
- 1473US5938161AProjection installing deviceNEC CORP·Filed 1997·Granted Aug 17, 1999·55 cites·3 claims
- 1571US8102234B2Layered inductorOZAWA SHUICHI·Filed 2010·Granted Jan 24, 2012·3 cites·20 claims
- 1671US5634999AMethod of producing ceramic diaphragm structure having convex diaphragm portionNGK INSULATORS LTD·Filed 1995·Granted Jun 3, 1997·26 cites·9 claims
- 1770US6491398B2Video projectorNEC VIEWTECHNOLOGY LTD·Filed 1999·Granted Dec 10, 2002·39 cites·8 claims
- 1868US6552474B2Ceramic diaphragm structure and method for producing the sameNGK INSULATORS LTD·Filed 2001·Granted Apr 22, 2003·7 cites·7 claims
- 1966US6045642AMethod for producing ceramic diaphragm structureNGK INSULATORS LTD·Filed 1999·Granted Apr 4, 2000·21 cites·6 claims
- 2064US7540617B2Illumination optical apparatus and projection type display apparatusKYOCERA CORP·Filed 2005·Granted Jun 2, 2009·4 cites·7 claims
- 2164US2022281745A1Aluminum nitride particleNGK INSULATORS LTD·Filed 2022·Application pending·0 cites
- 2262US6395117B1Method for producing ceramic green sheetNGK INSULATORS LTD·Filed 1999·Granted May 28, 2002·18 cites·4 claims
- 2362US5733670AZirconia diaphragm structure, method of producing the same, and piezoelectric/electrostrictive film element having the zirconia diaphragm structureNGK INSULATORS LTD·Filed 1995·Granted Mar 31, 1998·16 cites·6 claims
- 2462US2025333877A1AlN SINGLE CRYSTAL SUBSTRATE AND DEVICENGK INSULATORS LTD·Filed 2025·Application pending·0 cites
- 2560US6879775B1Optical disc playback apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Apr 12, 2005·4 cites·16 claims
- 2659US6004644AZirconia diaphragm structure and piezoelectric/electrostrictive film element having the zirconia diaphragm structureNGK INSULATORS LTD·Filed 1996·Granted Dec 21, 1999·17 cites·22 claims
- 2758US6738562B1Optical disc playback apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted May 18, 2004·3 cites·10 claims
- 2856US2022215364A1Electronic device, management method of electronic device, and programSHARP NEC DISPLAY SOLUTIONS LTD·Filed 2022·Application pending·0 cites
- 2956US2022215373A1Electronic device, management method of electronic device, and programSHARP NEC DISPLAY SOLUTIONS LTD·Filed 2022·Application pending·0 cites
- 3052US6348115B1Method for producing a ceramic diaphragm structureNGK INSULATORS LTD·Filed 1999·Granted Feb 19, 2002·12 cites·12 claims
- 3151USD436980SProjectorNEC CORP·Filed 2000·Granted Jan 30, 2001·7 cites·1 claims
- 3250US2011007281A1ProjectorYOSHIKAWA MINORU·Filed 2009·Application pending·0 cites
- 3349US2011080635A1Image display device and image display methodTAKEUCHI KATSUYUKI·Filed 2008·Application pending·0 cites
- 3446USD390838SPresentation viewerNEC CORP·Filed 1996·Granted Feb 17, 1998·5 cites·1 claims
- 3541US5798168AMethod of producing ceramic diaphragm structure having convex diaphragm portion and diaphragm structure produced by the same methodNGK INSULATORS LTD·Filed 1996·Granted Aug 25, 1998·7 cites·5 claims
- 3640US7438424B2Illumination optical apparatus and projection type display apparatusKYOCERA CORP·Filed 2005·Granted Oct 21, 2008·0 cites·6 claims
- 3738US2011121930A1Coil-buried type inductor and a method for manufacturing the sameNGK INSULATORS LTD·Filed 2010·Application pending·0 cites
- 3837USD390247SProjectorNEC CORP·Filed 1996·Granted Feb 3, 1998·4 cites·1 claims
- 3936US6168680B1Method of producing a zirconia diaphragm structureNGK INSULATORS LTD·Filed 1998·Granted Jan 2, 2001·4 cites·7 claims
- 4034USD873412SMedical syringeTERUMO CORP·Filed 2018·Granted Jan 21, 2020·2 cites·1 claims
- 4130US6101677ACarrying handle mechanism for a portable equipmentNEC CORP·Filed 1998·Granted Aug 15, 2000·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →